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.
Trump before delivering the State of the Union address with Pelosi and Pence.
Doug Mills/The New York Times/Pool via REUTERS
Four scholars weigh in on President Donald Trump's State of the Union speech, exploring his statements on immigration, childhood poverty, the border wall and the investigations into his campaign.
GOP President Ronald Reagan and Democratic House Speaker Tip O'Neill at the April, 1983 signing of bipartisan social security legislation.
AP/Barry Thumma
Most Congresses since the 1970s have passed more than 500 laws, ranging from nuclear disarmament to deficit reduction. Will today's bitter partisanship hamstring the new Congress' productivity?
What will a divided Congress do over the next two years?
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The new Congress is divided into a GOP Senate and Democratic House. History provides a glimpse of what this could mean: Democrats hold the power to investigate, if not to legislate.
US president Bill Clinton (L) is interviewed by CBS television anchorman Dan Rather (R) following his impeachment.
EPA Images
Though his education initiative staggered while he was in office, the late former President George H.W. Bush had an influence that continues to shape education policy, an education historian says.
Unlike every president who followed him, George H.W. Bush had a background in foreign policy. In 1972, Bush was serving as U.S. ambassador to the U.N.
AP Photo/Dave Pickoff
James Goldgeier, American University School of International Service
The first President Bush had some impressive foreign policies wins, but could he be best remembered for getting the US entangled in Iraq?
US President Bill Clinton, Israeli Prime Minister Yitzhak Rabin and Palestinian leader Yasser Arafat sign the historic Oslo accord at the White House in September 1993.
Wikicommons/Vince Musi
In 1993 the Oslo Accords were struck in optimism, but a quarter of a century later little has changed - and there's no real prospect it ever will.
President Gerald Ford discussing plans for a Strategic Petroleum Reserve with workers in California in 1975.
Gerald R. Ford Presidential Library & Museum
Aristotle coined the term "enthymeme" to refer to arguments, words and ideas that are broadly accepted among the people of a nation. So what happens when enthymemes start to disappear?
Putin and Trump bond in November 2017.
AP Photo/Hau Dinh
To mark the 20th anniversary of the agreement that brought peace to Northern Ireland, this episode of the podcast looks at its history, its legacy and the impact of Brexit on its future.
What does it mean when public figures say sorry?
AP Photo/Paul Sancya
Meredith Shaw, University of Southern California – Dornsife College of Letters, Arts and Sciences
The state-produced stories, which include tales about apartment lotteries, theme parks and the Clintons, might seem absurd. But they offer a window into the regime's priorities and anxieties.
President Clinton poses with Monica Lewinsky in a Nov. 17, 1995 photo.
RC/CM
While sexual harassment is still all too common, at least we’re having more open conversations about it, and victims are speaking up on their own terms.
Bill Clinton, at a wind farm in Panama’s Cocle province built with the Clinton Foundation’s support.
Reuters/Carlos Jasso
A scholar who has interviewed hundreds of Christians across the country explains how he sees religious beliefs and values intertwining with pragmatic concerns.
Professor at the School of International Service and Visiting Senior Fellow, Council on Foreign Relations, American University School of International Service