U.S. Spy Chief Took on Role of Negotiator in Gaza War

As C.I.A. director, William J. Burns was deeply focused on China and Russia when the Middle East conflict plunged him back into his old life.

How Antony Blinken, America’s Top Diplomat, Became the Secretary of War

President Biden’s longtime aide rallied scores of nations to defend Ukraine but then became a villain to the many critics of U.S. support for Israel’s war in Gaza.

U.S. Reveals Once-Secret Support for Ukraine’s Drone Industry

The development of a new generation of drones has revolutionized how wars are fought, according to U.S. officials.

Rubio Is in Spotlight on Second Big Day of Cabinet Hearings

Senator Marco Rubio, who is nominated for secretary of state, has a long history of personal and policy differences with President-elect Donald Trump.

Biden Aides Warned Putin as Russia’s Shadow War Threatened Air Disaster

The White House scrambled to get a message to President Vladimir V. Putin of Russia last year after U.S. intelligence agencies said a Russian military unit was preparing to send explosive packages on cargo planes.

Biden Calls Meta’s Ending of Fact-Checking Program ‘Shameful’

Responding to a question from a reporter, the president said he believed Americans “want to tell the truth.”

With Trump Arriving, Zelensky Urges Allies Not to ‘Drop the Ball’

In an impassioned address to officials from countries supporting Ukraine, Mr. Zelensky said ‘a new chapter’ would be starting for Europe and the rest of the world, requiring even more cooperation.