The revised nuclear doctrine of Russia lowers the declared threshold for using nuclear weapons, aiming to deter the West from ...

Russian President Vladimir Putin formally lowered the threshold for his country's use of nuclear weapons Tuesday, after the U ...

Ukraine’s top diplomat warned that the United States cannot afford to look weak in the face of increased threats from the ...

Russian President Vladimir Putin on Tuesday lowered the threshold for a nuclear strike in response to a broader range of ...

The Russia-Ukraine war, expected by both sides to last only days or weeks, has now reached its 1,000th day.

Ukraine used U.S. ATACMS missiles to strike Russian territory for the first time, Moscow said, in a major escalation on the war's 1,000th day.

Fox News chief national security correspondent Jennifer Griffin reports on how new NATO countries are responding to Ukraine ...

US State Department Spokesman Matthew Miller was commenting on Russian Foreign Minister Sergey Lavrov's remarks about direct American involvement in strikes on Russian territory ...

President Vladimir Putin on Tuesday formally lowered the threshold for ... use Western-supplied longer-range weapons to hit ...

ATACMS long-range missiles fired by Ukraine into Russia for the very first time. "It's a very risky endeavor to continue the ...

President Vladimir Putin formally lowered the threshold for Russia’s use of nuclear weapons, following U.S. President Joe ...

It’s possible that the reports on the ATACMS strike being limited to Russia’s Kursk region were an intentional “misdirection,” Institute for the Study of War’s George ...