On Feb. 2, 1943, the last remnants of Germany’s 6th Army surrendered in the frozen ruins of Stalingrad. The fighting had lasted more than 200 days and cost an estimated 2 million casualties. It marked ...

The swift advance of Moscow’s forces into the town of Huliaipole showcases a central challenge for Kyiv: how to defend 700 miles with too few troops.

A bitter and bloody war in Ukraine has devastated the country, further isolated Russia from the West and fueled economic insecurity around the world. It was unclear why the latest round of ...

Dmitry Medvedev, who serves as deputy chairman of Russia's Security Council, praised President Donald Trump and said it was encouraging that contacts had resumed with Washington.