As Trump and Putin Circle Each Other, an Agenda Beyond Ukraine Emerges

President Trump jabs at the Russian leader with threats; Vladimir Putin responds with flattery. But there are notable signals in their jousting, including a revived discussion about nuclear arms control.

Zelensky Could Face Tough Re-election Prospects, Polls Show

The high popularity that the Ukrainian president had in the early days of the Russian invasion, with an approval rating of about 90 percent, has dipped badly.

Trump Vowed to End the Ukraine War Before Taking Office. The War Rages On.

Donald J. Trump’s promise to broker peace between Russia and Ukraine in 24 hours, “before I even become president,” proved to be hyperbole.

What Trump Could Do on Ukraine, Iran, China and Crises Around the Globe

President-elect Donald J. Trump has made big promises on Ukraine, Iran, China and crises around the globe. But he will have to make difficult choices.

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.

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.