Ukraine’s capital, Kyiv, endured two consecutive nights of Russian strikes this weekend. The latest overnight attack on Oct.

Questions have arisen after Russian President Vladimir Putin said his country tested two nuclear-capable weapons this week.

Ukrainian President Volodymyr Zelenskyy says Russia has deployed about 170,000 troops in Ukraine's eastern Donetsk region, ...

Russia has launched another massive drone and missile attack on Ukraine’s energy infrastructure, causing power outages across ...

National Guardsman Canyon Amarys faced federal charges after allegedly trying to send sensitive U.S. military photos and a ...

Moscow’s forces infiltrated Pokrovsk after months of attacks on the city, a strategic part of Ukraine’s eastern defenses.

Trump warns Putin that U.S. nuclear submarine is stationed right off Russian shores in response to Moscow's new 8,000-mile ...

The main reason that no one else has tried to build something like this is that it doesn’t really have any use," one expert ...

A Russian cruise missile whose secret development led President Trump to abandon a nuclear arms control pact with Moscow in ...

Lukoil said on Thursday it had accepted an offer from global commodity trader Gunvor to buy its foreign assets, which ...

The so-called Islamic State group and Russia use similar tactics: propaganda, disinformation, and targeted recruitment of ...

Lithuania accuses Belarus and Russia of a "deliberate escalation of hybrid warfare" as balloons shut down major airport.