At once chief executive, head of state, commander-in-chief, and leader of a political party, the President of the United States is also ... in the nation during his 13 years in the White House.

Before Joseph R. Biden Jr. was sworn in 2021, Donald J. Trump held the record for the country’s oldest commander in chief. He ...

President Donald Trump was sworn in as the 47th president of the United States on Monday, returning the former president to ...