Warning comes as Putin lowers threshold for using Russia nuclear arsenal in move decried as 'irresponsible' by the West.

The new document allows Putin's strategic forces to deploy their devastating weapons if Russia or Belarus is threatened by a non-nuclear nat...

Annalena Baerbock told a news conference in Poland that Berlin will heed the warnings of partners that border Ukraine.

Ukraine launched its first attack on Russian territory using US-supplied ATACMS missiles, targeting a military facility in the Bryansk regio...

Bitcoin moved higher on Tuesday even as other risk assets sold off amid rising geopolitical tensions between Ukraine and Russia.

Marking 1,000 days of war, Ukrainian President Volodymyr Zelenskyy tells the EU it’s time to ramp up pressure.

Gold futures (GC=F) hovered at a one-week high to trade near $2,630 per ounce on Tuesday as traders assessed the threat of a nuclear escalat...

Ukraine has fired six ATACMS into Russia, the Russian Defense Ministry said. If confirmed, it would mark the first attack using the U.S.-mad...

Most agree the changes are intended to serve as a warning to Western countries supplying long-range missiles to...

It's been 1,000 days since Russia invaded Ukraine. A day after the U.S. approved Ukraine's use of long-range missiles against Russia, a Russ...

Russia's defense ministry says Ukraine launched its first attack using U.S.-made ATACMS missiles days after Biden gave Kyiv permission to fi...

Ukraine fired a long-range missile supplied by the United States into a Russian region early on Tuesday, Russia’s Ministry of Defense said....

MOSCOW: Russian Foreign Minister Sergei Lavrov said on Tuesday that an attack on Russia's Bryansk region by Ukraine using U.S.-supplied ATAC...

More than half of Ukrainians want talks to end the war with Russia, according to the latest Gallup polls released on Tuesday, the war's 1...

By Matt Egan, CNN(CNN) — Markets sold off Tuesday as geopolitical tensions escalated between Ukraine and Russia.The Dow fell 300 poin...