Ukrainian officials have not confirmed a retreat from the town in Russia’s Kursk region, parts of which were captured by Kyiv ...

Tens of thousands of Ukrainian troops who smashed into Russia last summer and took control of a swathe of territory there are ...

Not only are the U.S.’s nuclear missile defenses based in the Arctic, but there’s also fear Russia could seize control of ...

Ukraine is not on the verge of collapse. That makes the Trump administration’s decisions particularly shortsighted and tragic ...

President Vladimir V. Putin of Russia is weighing a 30-day cease-fire proposal from the United States and Ukraine.

As U.S. envoy Steve Witkoff enters talks in Moscow on a Trump administration proposal for a 30-day ceasefire with Ukraine, an adviser to the Russian president rejected the idea.

For information on how to submit a piece to the Opinion section, click here. Princeton’s Russian Summer Program should not be run in any post-Soviet state, rather than merely being transplanted ...

A young Ukrainian journalist believed in truth and justice. She was 27 when she died in a Russian prison while trying to show ...

Ukrainian President Volodymyr Zelensky on Saturday called for more sanctions against Russia as overnight strikes killed at ...

Ukrainian troops stormed into Russia's Kursk region last summer, taking chunks of territory in an unexpected lightning attack more than two years after Russian President Vladimir Putin ordered ...

Ukraine's situation in Kursk has deteriorated sharply in the last three days, open source maps show, after Russian forces ...