First inauguration of Donald Trump

The inauguration of Donald Trump as the 45th president of the United States marked the commencement of the first term of Trump as president and the only term of Mike Pence as vice president. An estimated 300,000 to 600,000 people attended the public ceremony held on Friday, January 20, 2017, at the West Front of the United States Capitol in Washington, D . The event was the 58th presidential inauguration. Held in Washington, D ., from January 17 to 21, 2017, inaugural events included concerts, the swearing-in ceremony, a congressional luncheon, parade, inaugural balls, and the interfaith inaugural prayer service. The inauguration was protested worldwide. Administered by Chief Justice of the United States John Roberts, the presidential oath was taken by Trump as his first task after becoming president, in keeping with Article Two, Section 1, Clause 8 and the 20th Amendment to the U . Constitution, with the vice presidential oath taken by Pence and administered by Associate Justice Clarence Thomas immediately preceding it. Trump was sworn in with his left hand on a pair of Bibles: his personal copy and the Lincoln Bible. At 70 years, 220 days of age on Inauguration Day, Trump was the oldest person to assume the presidency. Four years later, in 2021, he was surpassed by Joe Biden at 78 years, 61 days. Trump reclaimed the title with his second inauguration, exactly eight years later, on January 20, 2025, at 78 years, 220 days of age.