President Joe Biden and first lady Jill Biden greeted incoming President-elect Donald Trump and future first lady Melania Trump outside the White House Monday morning in a return to presidential transition tradition.

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

A historic transition of power unlike any since the 19th century unfolded throughout Monday, Jan. 20, as President Donald Trump was sworn in for a rare nonconsecutive White House term. PEOPLE followed

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Ronald Reagan scribbled a note in 1989 to his successor above an elephant cartoon. The tradition, started perhaps inadvertently, was continued by Joe Biden.

Some Facebook and Instagram users were surprised to find themselves automatically following the accounts of President Donald Trump or Vice President JD Vance.

Trump took the oath of office at his second inauguration and vowing that a "golden age" for the country begins now.

1 of 134 President Donald Trump and First Lady Melania Trump attend ... President Joe Biden and President-elect Donald Trump walk out to the presidential limo, as they depart the White House ...

Meta is under fire as users, including celebrities, report being unable to unfollow Trump accounts on Instagram

In the days since Donald Trump assumed office, many people online have begun expressing alarm to find they were unwittingly following Trump on Instagram and Facebook.

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At noon today, Donald Trump takes the presidential oath for a second time, capping a historic political comeback to the White House. The ceremony has been moved inside to the U.S. Capitol Rotunda because of frigid weather for only the first time since Ronald Reagan's second inauguration 40 years ago.