List of battles with most United States military fatalities
Updated: Wikipedia source
This article contains a list of battles with most United States military fatalities, in terms of American deaths.
Tables
· Battles
Battle of Bataan
Battle of Bataan
Battle or siege
Battle of Bataan
Conflict
World War II
Date
January 7 to April 9, 1942
Estimated number killed
10,000 killed
Opposing force
Japan
Siege of Port Hudson
Siege of Port Hudson
Battle or siege
Siege of Port Hudson
Conflict
American Civil War
Date
May 22 to July 9, 1863
Estimated number killed
5,707 killed
Opposing force
Confederate States of America
Battle of Elsenborn Ridge (part of the Battle of the Bulge)
Battle of Elsenborn Ridge (part of the Battle of the Bulge)
Battle or siege
Battle of Elsenborn Ridge (part of the Battle of the Bulge)
Conflict
World War II
Date
December 16 to 26, 1944
Estimated number killed
~5,000 killed
Opposing force
Germany
Battle of Saint-Mihiel
Battle of Saint-Mihiel
Battle or siege
Battle of Saint-Mihiel
Conflict
World War I
Date
September 12 to 15, 1918
Estimated number killed
~4,500 killed
Opposing force
Germany
Battle of Khe Sanh
Battle of Khe Sanh
Battle or siege
Battle of Khe Sanh
Conflict
Vietnam War
Date
January 21 to July 9, 1968
Estimated number killed
3,500 killed
Opposing force
North Vietnam
Viet Cong
Pathet Lao
Battle of Gettysburg
Battle of Gettysburg
Battle or siege
Battle of Gettysburg
Conflict
American Civil War
Date
July 1 to July 3, 1863
Estimated number killed
3,155 killed
Opposing force
Confederate States of America
Battle of Saint-Lô
Battle of Saint-Lô
Battle or siege
Battle of Saint-Lô
Conflict
World War II
Date
July 7 to 19, 1944
Estimated number killed
Over 3,000 killed
Opposing force
Germany
Operation Lüttich (Part of the Battle of Normandy)
Operation Lüttich (Part of the Battle of Normandy)
Battle or siege
Operation Lüttich (Part of the Battle of Normandy)
Conflict
August 7 to August 13, 1944
Date
~3,000 killed
Battle of Monte Cassino
Battle of Monte Cassino
Battle or siege
Battle of Monte Cassino
Conflict
January 17 to May 18, 1944
Date
~3,000 killed
Estimated number killed
Germany
Italian Social Republic
Battle of Leyte Gulf
Battle of Leyte Gulf
Battle or siege
Battle of Leyte Gulf
Conflict
October 23 to 25, 1944
Date
2,800 killed
Estimated number killed
Japan
Battle of Cherbourg
Battle of Cherbourg
Battle or siege
Battle of Cherbourg
Conflict
June 6 to July 27, 1944
Date
Germany
Battle of Spotsylvania
Battle of Spotsylvania
Battle or siege
Battle of Spotsylvania
Conflict
American Civil War
Date
May 8 to May 21, 1864
Estimated number killed
2,725 killed
Opposing force
Confederate States of America
D-Day (first day of Operation Overlord)
D-Day (first day of Operation Overlord)
Battle or siege
D-Day (first day of Operation Overlord)
Conflict
World War II
Date
June 6, 1944
Estimated number killed
2,499 killed
Opposing force
Germany
Pearl Harbor Attack
Pearl Harbor Attack
Battle or siege
Pearl Harbor Attack
Conflict
December 7, 1941
Date
2,335 killed
Estimated number killed
Japan
Battle of the Wilderness
Battle of the Wilderness
Battle or siege
Battle of the Wilderness
Conflict
American Civil War
Date
May 5 to May 7, 1864
Estimated number killed
2,246 killed
Opposing force
Confederate States of America
Operation Thunderbolt (part of the Chinese Invasion of South Korea)
Operation Thunderbolt (part of the Chinese Invasion of South Korea)
Battle or siege
Operation Thunderbolt (part of the Chinese Invasion of South Korea)
Conflict
Korean War
Date
January 25 to February 20, 1951
Estimated number killed
2,228 killed
Opposing force
China
North Korea
Battle of Peleliu
Battle of Peleliu
Battle or siege
Battle of Peleliu
Conflict
World War II
Date
September 15 to November 25, 1944
Estimated number killed
2,143 killed
Opposing force
Japan
Battle of Antietam
Battle of Antietam
Battle or siege
Battle of Antietam
Conflict
American Civil War
Date
September 17, 1862
Estimated number killed
2,108 killed
Opposing force
Confederate States of America
Battle of Fismes and Fismette
Battle of Fismes and Fismette
Battle or siege
Battle of Fismes and Fismette
Conflict
World War I
Date
August 3 to September 1, 1918
Estimated number killed
2,068 killed
Opposing force
Germany
Battle of Aachen (part of the Battle of Hürtgen Forest)
Battle of Aachen (part of the Battle of Hürtgen Forest)
Battle or siege
Battle of Aachen (part of the Battle of Hürtgen Forest)
Conflict
World War II
Date
October 12 to October 21, 1944
Estimated number killed
2,000 killed
Opposing force
Germany
Battle of Cold Harbor
Battle of Cold Harbor
Battle or siege
Battle of Cold Harbor
Conflict
American Civil War
Date
May 21 to June 12, 1864
Estimated number killed
1,844 killed
Opposing force
Confederate States of America
Battle of Tarawa
Battle of Tarawa
Battle or siege
Battle of Tarawa
Conflict
World War II
Date
November 20 to November 23, 1943
Estimated number killed
1,759 killed
Opposing force
Japan
Battle of Shiloh
Battle of Shiloh
Battle or siege
Battle of Shiloh
Conflict
American Civil War
Date
April 6 to April 7, 1862
Estimated number killed
1,754 killed
Opposing force
Confederate States of America
Second Battle of Bull Run
Second Battle of Bull Run
Battle or siege
Second Battle of Bull Run
Conflict
August 26 to August 30, 1862
Date
1,747 killed
Seven Days Battles
Seven Days Battles
Battle or siege
Seven Days Battles
Conflict
June 25 to July 1, 1862
Date
1,734 killed
Naval Battle of Guadalcanal
Naval Battle of Guadalcanal
Battle or siege
Naval Battle of Guadalcanal
Conflict
World War II
Date
November 12, 1942 to November 15, 1942
Estimated number killed
1,732 killed
Opposing force
Japan
Battle of Stones River
Battle of Stones River
Battle or siege
Battle of Stones River
Conflict
American Civil War
Date
December 31, 1862 to January 2, 1863
Estimated number killed
1,730 killed
Opposing force
Confederate States of America
Second Battle of Petersburg
Second Battle of Petersburg
Battle or siege
Second Battle of Petersburg
Conflict
June 15 to June 18, 1864
Date
1,688 killed
Estimated number killed
Confederate States of America
Battle of Chickamauga
Battle of Chickamauga
Battle or siege
Battle of Chickamauga
Conflict
September 19 to September 20, 1863
Date
1,656 killed
Battle of Chancellorsville
Battle of Chancellorsville
Battle or siege
Battle of Chancellorsville
Conflict
April 30 to May 6, 1863
Date
1,606 killed
UN Counteroffensive from the Pusan Perimeter (including the Inchon Landings and the Second Battle of Seoul)
UN Counteroffensive from the Pusan Perimeter (including the Inchon Landings and the Second Battle of Seoul)
Battle or siege
UN Counteroffensive from the Pusan Perimeter (including the Inchon Landings and the Second Battle of Seoul)
Conflict
Korean War
Date
September 15 to September 30, 1950
Estimated number killed
1,492 killed
Opposing force
North Korea
Task Force Faith
Task Force Faith
Battle or siege
Task Force Faith
Conflict
November 27 to December 2, 1950
Date
1,450~ killed
Estimated number killed
China
Battle of Con Thien
Battle of Con Thien
Battle or siege
Battle of Con Thien
Conflict
Vietnam War
Date
February 27, 1967 to February 28, 1969
Estimated number killed
1,419 killed
Opposing force
North Vietnam
Second Battle of Naktong Bulge (part of the Battle of Pusan Perimeter)
Second Battle of Naktong Bulge (part of the Battle of Pusan Perimeter)
Battle or siege
Second Battle of Naktong Bulge (part of the Battle of Pusan Perimeter)
Conflict
Korean War
Date
September 1 to September 15, 1950
Estimated number killed
1,305 killed
Opposing force
North Korea
Battle of Fredericksburg
Battle of Fredericksburg
Battle or siege
Battle of Fredericksburg
Conflict
American Civil War
Date
December 11 to December 15, 1862
Estimated number killed
1,284 killed
Opposing force
Confederate States of America
Battle of Quebec (1690)
Battle of Quebec (1690)
Battle or siege
Battle of Quebec (1690)
Conflict
King William's War
Date
October 16 to 24, 1690
Estimated number killed
1,150 killed
Opposing force
France
Colony of Canada
Battle of Taejon
Battle of Taejon
Battle or siege
Battle of Taejon
Conflict
Korean War
Date
July 14 to July 21, 1950
Estimated number killed
1,128 killed
Opposing force
North Korea
Operation Avalanche
Operation Avalanche
Battle or siege
Operation Avalanche
Conflict
World War II
Date
September 9 to 17, 1943
Estimated number killed
1,084 killed
Opposing force
Germany
Battle of Savo Island (part of the Guadalcanal Campaign)
Battle of Savo Island (part of the Guadalcanal Campaign)
Battle or siege
Battle of Savo Island (part of the Guadalcanal Campaign)
Conflict
World War II
Date
August 8, 1942 to August 9, 1942
Estimated number killed
1,077 killed
Opposing force
Japan
Battle of Belleau Wood
Battle of Belleau Wood
Battle or siege
Battle of Belleau Wood
Conflict
World War I
Date
June 1 to June 26, 1918
Estimated number killed
1,062 killed
Opposing force
Germany
Battle of Masan (part of the Battle of Pusan Perimeter)
Battle of Masan (part of the Battle of Pusan Perimeter)
Battle or siege
Battle of Masan (part of the Battle of Pusan Perimeter)
Conflict
Korean War
Date
August 5 to September 19, 1950
Estimated number killed
1,057 killed
Opposing force
North Korea
Battle of Manila (part of the Battle of Luzon)
Battle of Manila (part of the Battle of Luzon)
Battle or siege
Battle of Manila (part of the Battle of Luzon)
Conflict
World War II
Date
February 3 to March 3, 1945
Estimated number killed
1,010 killed
Opposing force
Japan
Battle of Gaines' Mill (part of the Seven Days Battles)
Battle of Gaines' Mill (part of the Seven Days Battles)
Battle or siege
Battle of Gaines' Mill (part of the Seven Days Battles)
Conflict
American Civil War
Date
June 27, 1862
Estimated number killed
1,005 killed
Opposing force
Confederate States of America
| Battle or siege | Conflict | Date | Estimated number killed | Opposing force | References |
| Battle of Bataan | World War II | January 7 to April 9, 1942 | 10,000 killed | Japan | |
| Siege of Port Hudson | American Civil War | May 22 to July 9, 1863 | 5,707 killed | Confederate States of America | |
| Battle of Elsenborn Ridge (part of the Battle of the Bulge) | World War II | December 16 to 26, 1944 | ~5,000 killed | Germany | |
| Battle of Saint-Mihiel | World War I | September 12 to 15, 1918 | ~4,500 killed | Germany | |
| Battle of Khe Sanh | Vietnam War | January 21 to July 9, 1968 | 3,500 killed | North Vietnam Viet Cong Pathet Lao | |
| Battle of Gettysburg | American Civil War | July 1 to July 3, 1863 | 3,155 killed | Confederate States of America | |
| Battle of Saint-Lô | World War II | July 7 to 19, 1944 | Over 3,000 killed | Germany | |
| Operation Lüttich (Part of the Battle of Normandy) | August 7 to August 13, 1944 | ~3,000 killed | |||
| Battle of Monte Cassino | January 17 to May 18, 1944 | ~3,000 killed | Germany Italian Social Republic | ||
| Battle of Leyte Gulf | October 23 to 25, 1944 | 2,800 killed | Japan | ||
| Battle of Cherbourg | June 6 to July 27, 1944 | Germany | |||
| Battle of Spotsylvania | American Civil War | May 8 to May 21, 1864 | 2,725 killed | Confederate States of America | |
| D-Day (first day of Operation Overlord) | World War II | June 6, 1944 | 2,499 killed | Germany | |
| Pearl Harbor Attack | December 7, 1941 | 2,335 killed | Japan | ||
| Battle of the Wilderness | American Civil War | May 5 to May 7, 1864 | 2,246 killed | Confederate States of America | |
| Operation Thunderbolt (part of the Chinese Invasion of South Korea) | Korean War | January 25 to February 20, 1951 | 2,228 killed | China North Korea | |
| Battle of Peleliu | World War II | September 15 to November 25, 1944 | 2,143 killed | Japan | |
| Battle of Antietam | American Civil War | September 17, 1862 | 2,108 killed | Confederate States of America | |
| Battle of Fismes and Fismette | World War I | August 3 to September 1, 1918 | 2,068 killed | Germany | |
| Battle of Aachen (part of the Battle of Hürtgen Forest) | World War II | October 12 to October 21, 1944 | 2,000 killed | Germany | |
| Battle of Cold Harbor | American Civil War | May 21 to June 12, 1864 | 1,844 killed | Confederate States of America | |
| Battle of Tarawa | World War II | November 20 to November 23, 1943 | 1,759 killed | Japan | |
| Battle of Shiloh | American Civil War | April 6 to April 7, 1862 | 1,754 killed | Confederate States of America | |
| Second Battle of Bull Run | August 26 to August 30, 1862 | 1,747 killed | |||
| Seven Days Battles | June 25 to July 1, 1862 | 1,734 killed | |||
| Naval Battle of Guadalcanal | World War II | November 12, 1942 to November 15, 1942 | 1,732 killed | Japan | |
| Battle of Stones River | American Civil War | December 31, 1862 to January 2, 1863 | 1,730 killed | Confederate States of America | |
| Second Battle of Petersburg | June 15 to June 18, 1864 | 1,688 killed | Confederate States of America | ||
| Battle of Chickamauga | September 19 to September 20, 1863 | 1,656 killed | |||
| Battle of Chancellorsville | April 30 to May 6, 1863 | 1,606 killed | |||
| UN Counteroffensive from the Pusan Perimeter (including the Inchon Landings and the Second Battle of Seoul) | Korean War | September 15 to September 30, 1950 | 1,492 killed | North Korea | |
| Task Force Faith | November 27 to December 2, 1950 | 1,450~ killed | China | ||
| Battle of Con Thien | Vietnam War | February 27, 1967 to February 28, 1969 | 1,419 killed | North Vietnam | |
| Second Battle of Naktong Bulge (part of the Battle of Pusan Perimeter) | Korean War | September 1 to September 15, 1950 | 1,305 killed | North Korea | |
| Battle of Fredericksburg | American Civil War | December 11 to December 15, 1862 | 1,284 killed | Confederate States of America | |
| Battle of Quebec (1690) | King William's War | October 16 to 24, 1690 | 1,150 killed | France Colony of Canada | |
| Battle of Taejon | Korean War | July 14 to July 21, 1950 | 1,128 killed | North Korea | |
| Operation Avalanche | World War II | September 9 to 17, 1943 | 1,084 killed | Germany | |
| Battle of Savo Island (part of the Guadalcanal Campaign) | World War II | August 8, 1942 to August 9, 1942 | 1,077 killed | Japan | |
| Battle of Belleau Wood | World War I | June 1 to June 26, 1918 | 1,062 killed | Germany | |
| Battle of Masan (part of the Battle of Pusan Perimeter) | Korean War | August 5 to September 19, 1950 | 1,057 killed | North Korea | |
| Battle of Manila (part of the Battle of Luzon) | World War II | February 3 to March 3, 1945 | 1,010 killed | Japan | |
| Battle of Gaines' Mill (part of the Seven Days Battles) | American Civil War | June 27, 1862 | 1,005 killed | Confederate States of America |
· Campaigns
Siegfried Line campaign
Siegfried Line campaign
Campaign
Siegfried Line campaign
Conflict
World War II
Date
August 28, 1944 to March 21, 1945
Estimated number killed
50,410 killed
Opposing force
Germany
Italian campaign
Italian campaign
Campaign
Italian campaign
Conflict
July 9, 1943 to May 2, 1945
Date
29,560 killed
Estimated number killed
Germany
Italian Social Republic
Battle of Normandy
Battle of Normandy
Campaign
Battle of Normandy
Conflict
June 6 to August 25, 1944
Date
29,204 killed
Estimated number killed
Germany
Defence of the Reich
Defence of the Reich
Campaign
Defence of the Reich
Conflict
World War II
Date
January 27, 1943 to May 8, 1945
Estimated number killed
Over 27,000 killed
Opposing force
Germany
Italy
Romania
Hungary
Slovakia
Meuse–Argonne Offensive
Meuse–Argonne Offensive
Campaign
Meuse–Argonne Offensive
Conflict
World War I
Date
September 26 to November 11, 1918
Estimated number killed
26,277 killed
Opposing force
Germany
Philippines campaign (1944–1945)
Philippines campaign (1944–1945)
Campaign
Philippines campaign (1944–1945)
Conflict
World War II
Date
October 20, 1944 to August 15, 1945
Estimated number killed
20,712 killed
Opposing force
Japan
Battle of the Bulge
Battle of the Bulge
Campaign
Battle of the Bulge
Conflict
December 16, 1944 to January 28, 1945
Date
19,276 killed
Estimated number killed
Germany
Battle of the Atlantic
Battle of the Atlantic
Campaign
Battle of the Atlantic
Conflict
September 3, 1939 to May 8, 1945
Date
~18,000 killed
Estimated number killed
Germany
Italy
Central Europe Campaign
Central Europe Campaign
Campaign
Central Europe Campaign
Conflict
March 22 to May 8, 1945
Date
15,009 killed
Estimated number killed
Germany
Hungary
38th Parallel Static Warfare Campaign
38th Parallel Static Warfare Campaign
Campaign
38th Parallel Static Warfare Campaign
Conflict
Korean War
Date
July 11, 1951 to July 27, 1953
Estimated number killed
~13,800 killed
Opposing force
China
Philippines Campaign (1941-1942)
Philippines Campaign (1941-1942)
Campaign
Philippines Campaign (1941-1942)
Conflict
World War II
Date
December 8, 1941 to May 6, 1942
Estimated number killed
~13,000 killed
Opposing force
Japan
Battle of Okinawa
Battle of Okinawa
Campaign
Battle of Okinawa
Conflict
April 1 to June 22, 1945
Date
~12,500 killed
Battle of Hürtgen Forest
Battle of Hürtgen Forest
Campaign
Battle of Hürtgen Forest
Conflict
September 19, 1944 to February 17, 1945
Date
~12,000 killed
Estimated number killed
Germany
Battle of Luzon
Battle of Luzon
Campaign
Battle of Luzon
Conflict
January 9 to August 15, 1945
Date
10,310 killed
Estimated number killed
Japan
North Apennines Campaign
North Apennines Campaign
Campaign
North Apennines Campaign
Conflict
September 10, 1944 to April 4, 1945
Date
8,486 killed
Estimated number killed
Germany
Mariana and Palau Islands campaign
Mariana and Palau Islands campaign
Campaign
Mariana and Palau Islands campaign
Conflict
June 1944 to November 1944
Date
8,125 killed
Estimated number killed
Japan
Invasion of Lingayen Gulf
Invasion of Lingayen Gulf
Campaign
Invasion of Lingayen Gulf
Conflict
January 3 to 13, 1945
Date
8,000 killed
Estimated number killed
Japan
Chinese Invasion of South Korea
Chinese Invasion of South Korea
Campaign
Chinese Invasion of South Korea
Conflict
Korean War
Date
December 31, 1950 to July 10, 1951
Estimated number killed
~8,000 killed
Opposing force
China
Overland Campaign
Overland Campaign
Campaign
Overland Campaign
Conflict
American Civil War
Date
May 4 to June 24, 1864
Estimated number killed
7,621 killed
Opposing force
Confederate States of America
Operation Dragoon
Operation Dragoon
Campaign
Operation Dragoon
Conflict
World War II
Date
August 15 to September 14, 1944
Estimated number killed
7,301 killed
Opposing force
Germany
Guadalcanal Campaign
Guadalcanal Campaign
Campaign
Guadalcanal Campaign
Conflict
August 7, 1942, to February 9, 1943
Date
7,100 killed
Estimated number killed
Japan
Alsace Campaign
Alsace Campaign
Campaign
Alsace Campaign
Conflict
November 13, 1944 to February 19, 1945
Date
7,000 killed
Estimated number killed
Germany
Battle of Iwo Jima
Battle of Iwo Jima
Campaign
Battle of Iwo Jima
Conflict
February 19 to March 26, 1945
Date
6,821 killed
Estimated number killed
Japan
Lorraine Campaign
Lorraine Campaign
Campaign
Lorraine Campaign
Conflict
September 1 to December 18, 1944
Date
6,657 killed
Estimated number killed
Germany
Naples–Foggia Campaign
Naples–Foggia Campaign
Campaign
Naples–Foggia Campaign
Conflict
September 9, 1943 to January 21, 1944
Date
6,266 killed
Battle of Anzio
Battle of Anzio
Campaign
Battle of Anzio
Conflict
January 22 to June 5, 1944
Date
5,538 killed
Estimated number killed
Germany
Italian Social Republic
Operation Kikusui
Operation Kikusui
Campaign
Operation Kikusui
Conflict
April 6 to June 22, 1945
Date
4,907 killed
Estimated number killed
Japan
New Guinea campaign
New Guinea campaign
Campaign
New Guinea campaign
Conflict
January 23, 1942 to 15 August 1945
Date
4,684 killed
Estimated number killed
Japan
Battle of Pusan Perimeter
Battle of Pusan Perimeter
Campaign
Battle of Pusan Perimeter
Conflict
Korean War
Date
August 4 to September 18, 1950
Estimated number killed
4,599 killed
Opposing force
North Korea
Chinese Second Phase Offensive in North Korea
Chinese Second Phase Offensive in North Korea
Campaign
Chinese Second Phase Offensive in North Korea
Conflict
November 25 to December 15, 1950
Date
4,538 killed
Estimated number killed
China
Atlanta campaign
Atlanta campaign
Campaign
Atlanta campaign
Conflict
American Civil War
Date
May 7 to September 2, 1864
Estimated number killed
4,423 killed
Opposing force
Confederate States of America
Gettysburg campaign
Gettysburg campaign
Campaign
Gettysburg campaign
Conflict
June 3 to July 24, 1863
Date
3,642 killed
Estimated number killed
Confederate States of America
Chinese Spring Offensive and UN Counteroffensive (part of the Chinese Invasion of South Korea)
Chinese Spring Offensive and UN Counteroffensive (part of the Chinese Invasion of South Korea)
Campaign
Chinese Spring Offensive and UN Counteroffensive (part of the Chinese Invasion of South Korea)
Conflict
Korean War
Date
April 22 to July 1, 1951
Estimated number killed
~3,600 killed
Opposing force
China
North Korea
Battle of Leyte
Battle of Leyte
Campaign
Battle of Leyte
Conflict
World War II
Date
October 17 to December 26, 1944
Estimated number killed
3,593 killed
Opposing force
Japan
Saar-Palatinate Offensive
Saar-Palatinate Offensive
Campaign
Saar-Palatinate Offensive
Conflict
March 8 to March 24, 1945
Date
3,540 killed
Estimated number killed
Germany
Battle of Saipan
Battle of Saipan
Campaign
Battle of Saipan
Conflict
June 15 to July 9, 1944
Date
3,426 killed
Estimated number killed
Japan
Peninsula campaign
Peninsula campaign
Campaign
Peninsula campaign
Conflict
American Civil War
Date
March 8 to July 1, 1862
Estimated number killed
Over 3,311 killed
Opposing force
Confederate States of America
Tet Offensive
Tet Offensive
Campaign
Tet Offensive
Conflict
Vietnam War
Date
January 30 to September 23, 1968
Estimated number killed
3,178 Killed
Opposing force
North Vietnam
Viet Cong
North Korean Invasion of South Korea
North Korean Invasion of South Korea
Campaign
North Korean Invasion of South Korea
Conflict
Korean War
Date
June 25 to August 3, 1950
Estimated number killed
3,108 killed
Opposing force
North Korea
Gilbert and Marshall Islands campaign
Gilbert and Marshall Islands campaign
Campaign
Gilbert and Marshall Islands campaign
Conflict
World War II
Date
August 1942 to February 1944
Estimated number killed
3,070 killed
Opposing force
Japan
Operation Northwind
Operation Northwind
Campaign
Operation Northwind
Conflict
January 1 to 25, 1945
Date
3,000 killed
Estimated number killed
Germany
Battle of Chosin Reservoir
Battle of Chosin Reservoir
Campaign
Battle of Chosin Reservoir
Conflict
Korean War
Date
November 27 to December 13, 1950
Estimated number killed
~2,840 killed
Opposing force
China
Tunisian Campaign
Tunisian Campaign
Campaign
Tunisian Campaign
Conflict
World War II
Date
November 12, 1942 to May 13, 1943
Estimated number killed
2,838 killed
Opposing force
Germany
Italy
Battle of Sicily
Battle of Sicily
Campaign
Battle of Sicily
Conflict
July 9 to August 17, 1943
Date
2,811 killed
Estimated number killed
Italy
Germany
Maryland campaign
Maryland campaign
Campaign
Maryland campaign
Conflict
American Civil War
Date
September 4 to 20, 1862
Estimated number killed
2,783 killed
Opposing force
Confederate States of America
Operation Enduring Freedom
Operation Enduring Freedom
Campaign
Operation Enduring Freedom
Conflict
War in Afghanistan
Date
October 7, 2001 to December 28, 2014
Estimated number killed
2,380 killed
Opposing force
Taliban
al-Qaeda
May Offensive
May Offensive
Campaign
May Offensive
Conflict
Vietnam War
Date
April 29 to May 30, 1968
Estimated number killed
2,169 killed
Opposing force
North Vietnam
Viet Cong
Northern Virginia campaign
Northern Virginia campaign
Campaign
Northern Virginia campaign
Conflict
American Civil War
Date
July 19 to September 1, 1862
Estimated number killed
2,061 killed
Opposing force
Confederate States of America
Dutch East Indies Campaign
Dutch East Indies Campaign
Campaign
Dutch East Indies Campaign
Conflict
World War II
Date
December 8, 1941 to March 9, 1942
Estimated number killed
~2,000 killed
Opposing force
Japan
Second Battle of the Marne
Second Battle of the Marne
Campaign
Second Battle of the Marne
Conflict
World War I
Date
July 15 to August 6, 1918
Estimated number killed
1,926 killed
Opposing force
Germany
Po Valley Offensive
Po Valley Offensive
Campaign
Po Valley Offensive
Conflict
World War II
Date
April 5 to May 8, 1945
Estimated number killed
1,914 killed
Opposing force
Germany
Operation Toan Thang II
Operation Toan Thang II
Campaign
Operation Toan Thang II
Conflict
Vietnam War
Date
June 1, 1968 to February 16, 1969
Estimated number killed
1,798 killed
Opposing force
North Vietnam
Viet Cong
Battle of Guam
Battle of Guam
Campaign
Battle of Guam
Conflict
World War II
Date
July 21 to August 10, 1944
Estimated number killed
1,783 killed
Opposing force
Japan
UN Invasion of North Korea
UN Invasion of North Korea
Campaign
UN Invasion of North Korea
Conflict
Korean War
Date
September 30 to November 25, 1950
Estimated number killed
1,732 killed
Opposing force
North Korea
China
Operation Lumberjack
Operation Lumberjack
Campaign
Operation Lumberjack
Conflict
World War II
Date
March 1 to 25, 1945
Estimated number killed
1,700 killed
Opposing force
Germany
Vicksburg campaign
Vicksburg campaign
Campaign
Vicksburg campaign
Conflict
American Civil War
Date
December 29, 1862, to July 4, 1863
Estimated number killed
1,581 killed
Opposing force
Confederate States of America
Operation Toan Thang III
Operation Toan Thang III
Campaign
Operation Toan Thang III
Conflict
Vietnam War
Date
February 17 to October 31, 1969
Estimated number killed
1,533 killed
Opposing force
North Vietnam
Viet Cong
Ruhr pocket
Ruhr pocket
Campaign
Ruhr pocket
Conflict
World War II
Date
April 1 to 18, 1945
Estimated number killed
~1,500 killed
Opposing force
Germany
Battle of the Ch'ongch'on River
Battle of the Ch'ongch'on River
Campaign
Battle of the Ch'ongch'on River
Conflict
Korean War
Date
November 25 to December 2, 1950
Estimated number killed
1,489 killed
Opposing force
China
Anbar campaign
Anbar campaign
Campaign
Anbar campaign
Conflict
Iraq War
Date
March 20, 2003 to December 7, 2011
Estimated number killed
1,335 killed
Opposing force
Iraq (until 9 April 2003)
Iraqi insurgency (2003–2011)
Operation Grenade
Operation Grenade
Campaign
Operation Grenade
Conflict
World War II
Date
February 23 to March 10, 1945
Estimated number killed
1,330 killed
Opposing force
Germany
Operation Grapeshot
Operation Grapeshot
Campaign
Operation Grapeshot
Conflict
April 6 to May 2, 1945
Date
1,288 killed
Estimated number killed
Germany
Italian Social Republic
New Georgia campaign
New Georgia campaign
Campaign
New Georgia campaign
Conflict
June 30 to October 7, 1943
Date
1,195 killed
Estimated number killed
Japan
New York and New Jersey campaign
New York and New Jersey campaign
Campaign
New York and New Jersey campaign
Conflict
American Revolutionary War
Date
July 1776 to March 1777
Estimated number killed
~1,052 killed
Opposing force
Great Britain
Loyalists
Hesse
Waldeck
Battle of Mindanao
Battle of Mindanao
Campaign
Battle of Mindanao
Conflict
World War II
Date
March 10 to August 15, 1945
Estimated number killed
1,041 killed
Opposing force
Japan
Burma campaign
Burma campaign
Campaign
Burma campaign
Conflict
December 14, 1941 to September 13, 1945
Date
1,021 killed
Estimated number killed
Japan
Thailand
| Campaign | Conflict | Date | Estimated number killed | Opposing force | References |
| Siegfried Line campaign | World War II | August 28, 1944 to March 21, 1945 | 50,410 killed | Germany | |
| Italian campaign | July 9, 1943 to May 2, 1945 | 29,560 killed | Germany Italian Social Republic | ||
| Battle of Normandy | June 6 to August 25, 1944 | 29,204 killed | Germany | ||
| Defence of the Reich | World War II | January 27, 1943 to May 8, 1945 | Over 27,000 killed | Germany Italy Romania Hungary Slovakia | |
| Meuse–Argonne Offensive | World War I | September 26 to November 11, 1918 | 26,277 killed | Germany | |
| Philippines campaign (1944–1945) | World War II | October 20, 1944 to August 15, 1945 | 20,712 killed | Japan | |
| Battle of the Bulge | December 16, 1944 to January 28, 1945 | 19,276 killed | Germany | ||
| Battle of the Atlantic | September 3, 1939 to May 8, 1945 | ~18,000 killed | Germany Italy | ||
| Central Europe Campaign | March 22 to May 8, 1945 | 15,009 killed | Germany Hungary | ||
| 38th Parallel Static Warfare Campaign | Korean War | July 11, 1951 to July 27, 1953 | ~13,800 killed | China | |
| Philippines Campaign (1941-1942) | World War II | December 8, 1941 to May 6, 1942 | ~13,000 killed | Japan | |
| Battle of Okinawa | April 1 to June 22, 1945 | ~12,500 killed | |||
| Battle of Hürtgen Forest | September 19, 1944 to February 17, 1945 | ~12,000 killed | Germany | ||
| Battle of Luzon | January 9 to August 15, 1945 | 10,310 killed | Japan | ||
| North Apennines Campaign | September 10, 1944 to April 4, 1945 | 8,486 killed | Germany | ||
| Mariana and Palau Islands campaign | June 1944 to November 1944 | 8,125 killed | Japan | ||
| Invasion of Lingayen Gulf | January 3 to 13, 1945 | 8,000 killed | Japan | ||
| Chinese Invasion of South Korea | Korean War | December 31, 1950 to July 10, 1951 | ~8,000 killed | China | |
| Overland Campaign | American Civil War | May 4 to June 24, 1864 | 7,621 killed | Confederate States of America | |
| Operation Dragoon | World War II | August 15 to September 14, 1944 | 7,301 killed | Germany | |
| Guadalcanal Campaign | August 7, 1942, to February 9, 1943 | 7,100 killed | Japan | ||
| Alsace Campaign | November 13, 1944 to February 19, 1945 | 7,000 killed | Germany | ||
| Battle of Iwo Jima | February 19 to March 26, 1945 | 6,821 killed | Japan | ||
| Lorraine Campaign | September 1 to December 18, 1944 | 6,657 killed | Germany | ||
| Naples–Foggia Campaign | September 9, 1943 to January 21, 1944 | 6,266 killed | |||
| Battle of Anzio | January 22 to June 5, 1944 | 5,538 killed | Germany Italian Social Republic | ||
| Operation Kikusui | April 6 to June 22, 1945 | 4,907 killed | Japan | ||
| New Guinea campaign | January 23, 1942 to 15 August 1945 | 4,684 killed | Japan | ||
| Battle of Pusan Perimeter | Korean War | August 4 to September 18, 1950 | 4,599 killed | North Korea | |
| Chinese Second Phase Offensive in North Korea | November 25 to December 15, 1950 | 4,538 killed | China | ||
| Atlanta campaign | American Civil War | May 7 to September 2, 1864 | 4,423 killed | Confederate States of America | |
| Gettysburg campaign | June 3 to July 24, 1863 | 3,642 killed | Confederate States of America | ||
| Chinese Spring Offensive and UN Counteroffensive (part of the Chinese Invasion of South Korea) | Korean War | April 22 to July 1, 1951 | ~3,600 killed | China North Korea | |
| Battle of Leyte | World War II | October 17 to December 26, 1944 | 3,593 killed | Japan | |
| Saar-Palatinate Offensive | March 8 to March 24, 1945 | 3,540 killed | Germany | ||
| Battle of Saipan | June 15 to July 9, 1944 | 3,426 killed | Japan | ||
| Peninsula campaign | American Civil War | March 8 to July 1, 1862 | Over 3,311 killed | Confederate States of America | |
| Tet Offensive | Vietnam War | January 30 to September 23, 1968 | 3,178 Killed | North Vietnam Viet Cong | |
| North Korean Invasion of South Korea | Korean War | June 25 to August 3, 1950 | 3,108 killed | North Korea | |
| Gilbert and Marshall Islands campaign | World War II | August 1942 to February 1944 | 3,070 killed | Japan | |
| Operation Northwind | January 1 to 25, 1945 | 3,000 killed | Germany | ||
| Battle of Chosin Reservoir | Korean War | November 27 to December 13, 1950 | ~2,840 killed | China | |
| Tunisian Campaign | World War II | November 12, 1942 to May 13, 1943 | 2,838 killed | Germany Italy | |
| Battle of Sicily | July 9 to August 17, 1943 | 2,811 killed | Italy Germany | ||
| Maryland campaign | American Civil War | September 4 to 20, 1862 | 2,783 killed | Confederate States of America | |
| Operation Enduring Freedom | War in Afghanistan | October 7, 2001 to December 28, 2014 | 2,380 killed | Taliban al-Qaeda | |
| May Offensive | Vietnam War | April 29 to May 30, 1968 | 2,169 killed | North Vietnam Viet Cong | |
| Northern Virginia campaign | American Civil War | July 19 to September 1, 1862 | 2,061 killed | Confederate States of America | |
| Dutch East Indies Campaign | World War II | December 8, 1941 to March 9, 1942 | ~2,000 killed | Japan |
References
- Between 15 September 1944 – 21 March 1945 only
- Union and Confederate numbers added together
- Of the Union soldiers who died during the siege, 707 were killed in combat while 5,000 died from disease. On the Confede
- Estimates range from 1,000 to 3,500 killed
- 7,058 Americans (North & South)
- Estimates range from 2,000 to 3,000 killed
- 2,725 Union and 1,515 Confederacy
- 2,008 Navy KIA + 109 Marines + 218 Army (not included: 68 civilian deaths)
- 2,246 Union and 1,495 Confederacy
- 1,252–1,336 US Marines, 542–612 US Army, 195 US Navy, unknown US Army Air Force
- 2,108 Union and 1,567 Confederate
- 1,844 Union and 788 Confederacy
- 984 Marines + 88 MIA + 687 Navy 984+ 88+ 687
- 1,754 Union and 1,728 Confederacy
- 1,747 Union and 1,305 Confederacy
- 1,734 Union and 3,494 Confederacy
- 1,730 Union and 1,294 Confederate
- 1,688 Union and 200 Confederate
- 1,656 Union and 2,312 Confederate
- 1,606 Union and 1,724 Confederacy