John Fitzgerald Kennedy

This weekend is the anniversary of Robert F. Kennedy’s fateful decision to enter the 1968 presidential race. What if he hadn’t?

That's the conclusion of a psychology study published in the journal Sciece.

The Cold War and the President’s Council on Physical Fitness.

The Super Bowl might be a capitalist bonanza — but its creation was the ultimate socialist act.

Why the 1969 moon landing signaled the end of the massive American empire of the 20th century.

The show's rollicking one-liners and bawdy routines paved the way for cutting-edge television satire.

And how they helped seal America’s fate in Vietnam.

Across the cislunar blackness, we set sail for a landing that almost didn't happen.

For decades, the GOP has used tax cuts to achieve its political goals. So why do Dems keep treating "supply-side" as an economic strategy?

Ray Schoenke started campaigning for George McGovern in 1971 because he wanted to make a difference. The experience ended up changing his life.

That the 500th anniversary of Luther’s act has been noted without éclat may be something to celebrate.

What was Arthur Schlesinger’s “vital center”?

Lyndon Johnson wanted sweeping new gun control laws. Instead he got crumbs.

Fifty years ago, 160 young Americans defied State Department orders and partied on the streets of Moscow. The Cold War would never be the same.

The 1957 launch of Sputnik wasn’t necessarily the start of the US-Soviet space race that Americans think of today.

If not for three sparring Virginia delegates, Congress’s power to remove a president would be even more limited.

The co-opting of protests against racism has a storied history in our country.

The answers are just as important as the stories that our history books tell.

What to know before equating "fire and fury" to the "rain of ruin."

An interactive depiction of more than a century's worth of foreign travel by U.S. presidents and secretaries of state.