The political turbulence could pose a challenge for Russian president Vladimir Putin as the full-scale war he started against ...

By Guy Faulconbridge, Dmitry Antonov and Mark Trevelyan MOSCOW (Reuters) - President Vladimir Putin's spy chief warned the ...

President Vladimir Putin has updated Russia’s nuclear doctrine, two days after his US counterpart Joe Biden granted Ukraine ...

FOOTAGE appears to show Ukraine unleashing a US-supplied missile into Russia for the first time. Kyiv blitzed a military ...

A decree signed by the Russian leader, though long planned, came days after President Biden authorized the use of ...

The US embassy in Kyiv is temporarily closed after it received “specific information” of a potential air attack.

President Vladimir Putin on Tuesday formally lowered the threshold for Russia’s use of its nuclear weapons, a move that ...

Sergey Lavrov branded Ukraine's use of ATACMS missiles as proof Kyiv "wanted to escalate" and vowed Moscow will "react ...

WASHINGTON − Ukraine carried out its first strike using six longer-range U.S.-provided missiles on Tuesday, as Russian ...

Putin warned in September that Russia was changing its nuclear doctrine. Biden's authorization has renewed focus on what that ...

The U.S. embassy in Ukraine says Russia could launch a "significant air attack" on Kyiv after U.S.-made missiles were fired ...

VLADIMIR Putin has given the green light to a fresh nuke doctrine – threatening to use nuclear weapons against the West if ...