A television set turned on in the West Wing of the White House.
AP Photo/Susan Walsh
Calvin Coolidge, during one stretch of his presidency, was getting 15 hours of shut-eye each day, while William Howard Taft was known for nodding off during public events.
Lennie Skutnik, center front, at Reagan’s State of the Union address.
Since 1982, presidents have invited special guests to the State of the Union who they believe embody values around which the nation can rally.
President Donald Trump speaks at a rally in Indiana.
AP Photo/Carolyn Kaster
Trump appeals to his base in a way that philosophers knew was effective thousands of years ago.
Elder statesman: George H W Bush with the former first lady in 2008.
'He had the ability to make you think he was addressing you personally, even if you were one among 10,000 others.'
Trump awarded the Presidential Medal of Freedom to seven people, including former NFL quarterback Roger Staubach.
Researchers have analyzed data from the last 50 years of medals to learn what presidents consider important and what legacy they hope to leave behind.
John F. Kennedy’s assassination shocked the world in the 1960s and arguably played a part in the rise of Donald Trump today.
The reverberations of JFK's assassination can still be felt to this day in the paranoid and racialised politics of the American right
Former President Bill Clinton promotes ‘The President is Missing,’ the new novel he wrote with James Patterson, in New York.
AP Photo/Bebeto Matthews
What happens to motivated, determined and egotistical men when they are forced to abandon the White House? As John Quincy Adams once said, 'There is nothing more pathetic in life than a former president.'
Canada’s Prime Minister Justin Trudeau meets with U.S. President Donald Trump at the G7 leaders summit on June 8, 2018. Trump sent angry tweets about his Canadian host shortly after the summit ended.
THE CANADIAN PRESS/Justin Tang
Canadians were shocked by Donald Trump's outburst about Justin Trudeau. Canada and the United States have been allies for more than a century, but there have been disputes between presidents and PMs.
Radical policy shifts are a hallmark of the Trump administration. On May 8, the president announced that the U.S. would withdraw from the international Iran nuclear deal.
Many presidents have radically changed US foreign policy. Truman created his own doctrine. Carter gave up the Panama Canal. But a presidential historian sees danger in Trump's decision-making style.
President Lincoln was represented by a lawyer who didn’t vote for him
The White House
President Trump is having trouble finding a lawyer. But other presidents, including Abraham Lincoln, have obtained outside legal counsel easily, even from attorneys who disagree with their politics.
Bill Clinton and Donald Trump share an awkward anniversary.
President Calvin Coolidge meeting with a delegation of Native Americans at the White House.
Library of Congress
Trump's promises to Native America have not always been the norm for US presidents. But Richard Nixon had a better record than most.
President Clinton during his grand jury deposition, Aug 17, 1998.
If Trump is lying to his own lawyers about Russia, he is risking Bill Clinton's fate.
Then-candidate Donald Trump hugs his son Donald Trump Jr. at a campaign rally in 2016.
Presidents past have used this nearly limitless power to halt criminal prosecutions before. What's to stop Trump?
U.S. Attorney General Jeff Sessions testifies before the Senate Intelligence Committee.
Laws that limit presidential power won't enforce themselves – Congress must act.
President Donald Trump speaks during a news conference.
AP Photo/Andrew Harnik
Research shows that context matters for understanding what a person's words mean – especially when power dynamics are involved.
Attorney General Jeff Sessions testifies before the Senate Intelligence Committee hearing.
AP Photo/Alex Brandon
Did the attorney general help create a false story on why Comey was fired? Sessions' testimony to Congress provides no answers.
Israeli Prime Minister Benjamin Netanyahu talks on a podium as U.S. President Donald Trump listens.
We asked an expert on diplomacy and foreign policy.
President John F. Kennedy watches as planes conduct anti-sub operations during maneuvers off the North Carolina coast in April 1962.
Reagan, Clinton, Obama and Trump would all pull from the Kennedy playbook, from mastering the media to exuding masculine vitality.
Former FBI Director Robert Mueller testifies on Capitol Hill in Washington in 2011.
AP Photo/Evan Vucci, File
How will Mueller perform as special counsel? A historian compares his actions with another former FBI director to find out.