The secret contents of former President Joe Biden's letter to Donald Trump were revealed by Peter Doocy, a Fox News correspondent, on X on Wednesday.

What is clear is that after four contentious years, Biden leaves Washington as a remarkably consequential one-term president.

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

US President Donald Trump has revealed what his predecessor Joe Biden said to him in a letter left in the Oval Office.

Ronald Reagan started a tradition as he prepared to leave office after two terms as president: Write a note congratulating your successor and leave it in the Oval Office desk drawer.

The coalition collapse that doomed Biden follows a grim precedent set by another Democratic leader: Jimmy Carter.

Donald Trump shared details about a 'nice' and inspirational letter former President Joe Biden left for him at the White House Resolute Desk. The letter continues an inauguration tradition initiated by Ronald Reagan.

Donald Trump has revealed what Joe Biden wrote to him in his "inspirational" farewell letter. Trump found the letter in his desk on Monday, as he signed executive orders in the Oval Office. It is part of a tradition, started by President Ronald Reagan, which sees one president leave a welcome note to his successor.

The new president found the handwritten letter in the drawer of the Oval Office desk on Monday (Jan 20) while he was signing his first executive orders after the inauguration the same day.

Democrats don't have a transformational leader to vanquish MAGA and risk being befuddled by President Trump's shock-and-awe campaign.

Read Biden’s farewell letter to Trump in full - Presidential tradition to leave letters for successors began with Ronald Reagan in 1989