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

The announcement comes shortly after Washington lifted restrictions on Ukraine using U.S.-made longer-range missiles.

Ukraine marks 1,000 days of war with Russia on Tuesday as President Zelenskyy eyes plan to develop thousands of long-range ...

Ukraine used U.S. ATACMS missiles to strike Russian territory on Tuesday, taking advantage of newly granted permission from ...

Vladimir Putin has updated Russia's nuclear doctrine after Joe Biden gave Ukraine the approval to use U.S.-provided weapons ...

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

Escalating tensions between Ukraine and Russia sent investors rushing into safe havens such as gold and Treasurys on Tuesday.

Ukrainian troops have launched an attack against a Russian border region with six US long-range missiles, Moscow has said. It ...

FOX Business' Stuart Varney reacted to President Biden giving Ukraine's military the green light to use American-made ...

Ukraine has struck Russia with six ATACMS missiles supplied by the US for the first time, according to Russian state media.