Cold War

A 1963 U.S. intelligence assessment underscores how many countries—even Sweden—were exploring nuclear weapons programs at the height of the Cold War.

Plus: Mexico prepares to meet U.S. officials over trade, a threat to Merkel's ruling coalition, and what to watch in the world this week.

The only way to win the next superpower showdown is to understand what exactly caused it.

The hidden history of the Fialka espionage machine.

Not content to cause political problems, Moscow’s trolls are also undermining public health.

In eastern Germany, center-right Christian Democrats are considering teaming up with far-left former Communists.

Washington's image of Seoul is stuck in the 1970s. It's time to move on.

Some of Foreign Policy’s favorite reads of the year.

America’s post-Cold War presidents could have taken a road that didn’t end at Donald Trump.

The late 41st U.S. president’s prudence was once derided as the wimp factor, but it has aged well.

If Washington wants to pressure Tehran, the White House should stop alienating allies, empowering hard-liners, and harming regular Iranians.

Restoring the reputation of America’s most underrated foreign-policy president.

Meet the American philosopher who showed that Western politics could only move forward by first taking a step backward.

When the U.S. and Russian presidents meet in Helsinki, the biggest risk won't be on everyone's radar.

Making sure that Pyongyang actually destroys its nuclear weapons may be impossible.

Everyone's favorite historical analogy makes for disastrous foreign policy today.

I was the first to write about Russia’s infamous high-tech military strategy. One small problem: it doesn't exist.

American diplomacy is losing its battle with the Trump administration — but it can still win the war.

Xi Jinping's dictatorship isn't what the end of history was supposed to look like.

Why President Trump shouldn’t necessarily heed the long-term vision of his own National Security Strategy.