Israel’s military says it has unleashed another wave of strikes on key Iranian military infrastructure in Tehran, just as the ...

Harry Cockburn reports on how 80 years of the 'special relationship' have informed international conflict, after Donald Trump lashed out at the British prime minister ...

The disastrous aftermath of U.S.-led regime change in Iraq more than two decades ago could be repeated in Iran with an even ...

President Trump said he must have a role in choosing Iran's next leader and called the son of the late Ayatollah Ali Khamenei ...

How were nations worldwide brought to the brink of conflict in 1939? Hear of the triggers that sparked World War II in the ...

Rubio echoed comments from Trump and told reporters ahead of the briefing that the most punishing strikes on Iran are yet to ...

President Donald Trump told CNN the “big wave” of the US attack on Iran is yet to come. Trump laid out his war objectives for reporters, saying he wanted to ...

Iran appeared determined to avenge the killing of Supreme Leader Ayatollah Ali Khamenei and other senior Iranian officials following the start of the US-Israeli assault on Saturday, as Tehran ...

The U.S. and Israel launched a major attack on Iran on Saturday, with Trump calling on the Iranian public to “seize control ...

Publication of an intercepted cable exposed a clumsy German effort to forge an alliance with Mexico and helped propel the United States into the Great War.

This episode follows the chaotic final days of World War I, as Germany and Austria-Hungary unraveled through revolution, abdication, and desperate armistice talks. It shows how the war ended on paper, ...

Follow NBC News' live coverage as the U.S. and Israel attack Iran, Tehran hits back across the Gulf, and Hezbollah strikes from Lebanon, while Iran chooses a new supreme leader after the killing of ...