U.S. officials are turning to Russia for help with Iran and Syria, even as the Ukrainian conflict persists.

Staging culture-war battles doesn’t work when all eyes are on a real war.

Images from recent months, showing a region reshaped by two years of war

Russia’s invasion of Ukraine makes the frightening possibility of China seizing control of the island more real.

War is creating the perfect conditions for an outbreak.

Making strategy by dubious analogy is a bad idea.

Last year, the nation’s military prowess impressed the world. But reclaiming territory presents new challenges.

The president can’t accept that his theories about Ukraine have been debunked.

Ukraine wants long-range missiles in order to regain Crimea and end the war. Why won’t Washington supply them?