Outgoing President Joe Biden and first lady Jill Biden welcomed President-elect Donald Trump and incoming first lady Melania Trump to the White House for tea before the inauguration on Monday, Jan. 20

The President shared a heart-warming photograph from his official POTUS handle, featuring a smiling couple posing together in front of the White House.

The 78-year-old has a busy day of pomp and tradition ahead of him as millions of people around the world prepare to watch the Republican return to the White House.

Donald Trump will be sworn in as U.S. president on Monday, ushering in another turbulent four-year term with promises to push the limits of executive power, deport millions of immigrants, secure retribution against his political enemies and transform the role of the U.

The president-elect told attendees at a dinner Sunday night that he plans to sign close to 100 executive orders in the hours after he is sworn in.

Texans have been tapped to run the CIA, the Department of Housing and Urban Development and the Department of Agriculture.

No, states are not required to follow White House order to fly flags at half-staff in memory of former President Jimmy Carter.

Donald Trump's family members including his youngest son, Barron Trump, are expected to attend the inauguration. What to know about Barron Trump.

Reporters who covered Joe Biden's White House are reflecting on what proved to be one of the least accessible presidents in modern history as they prepare to again cover one of the more accessible, if less predicable ones, in Donald Trump.

"Trump is sui generis," one veteran Republican pollster told ABC News. "He is a unique figure in American politics."

Donald Trump is set to be sworn in as the 47th president of the United States today in a historic ceremony moved indoors to the Capitol Rotunda. The 78-year-old's return to the White House will mark an extraordinary political comeback following his victory over Kamala Harris in November's election.