The degradation of Russian information systems to the technological Middle Ages continues.” With these biting words, an ...

Daniel Martindale helped the Kremlin target Ukrainian troops and was then spirited out of eastern Ukraine by Russian special ...

Russia's nuclear rules say it can use atomic weapons if the country — or one of its allies — is attacked, especially if the ...

General Christopher Donahue, commander of U.S. Army Europe and Africa, said allies could seize Kaliningrad "in a timeframe ...

The first explosions sounded in Ukraine’s cities before dawn Thursday as Russian President Vladimir Putin launched his long-anticipated military operation in Ukraine. Here’s what to know.

Russia attacked cities across Ukraine, hitting energy infrastructure and wounding at least 15 people, authorities said.

A Russian official says American Daniel Martindale has been rewarded with citizenship for spying on Ukraine, "by decree of ...

The Kremlin said U.S. President Donald Trump signaled to Ukraine that it should continue the war after he said he would send ...

As Russian military forces and Russian-backed separatists continued striking targets across Ukraine on Thursday, Ukrainian President Volodymyr Zelenskyy called on the public to remain calm while ...

Now, with Putin taking military action against Ukraine, Biden and U.S. allies may consider imposing one of the harshest financial penalties against Russia: kicking it out of the SWIFT banking system.