The 4-year-old document is known as Russia nuclear doctrine and President Vladimir Putin has signed a revamped version lowers ...

The Russian Defense Ministry says that Ukraine fired six U.S.-made ATACMS missiles at Russia’s Bryansk region. The statement ...

Russia will ‘engage in nuclear deterrence against those countries that offer their territory, maritime zones, airspace, and ...

The attack came just days after President Biden gave Ukraine permission to use the weapons to strike targets inside Russia.

Ukraine has fired six U.S.-made ATACMS into Russia, marking the first attack using the U.S.-made long-range missiles in 1,000 ...

Ukraine hit a Russian weapons arsenal with US-made ATACMS missiles that it fired across the border for the first time, ...

Ukraine fired six U.S.-supplied ATACMS into Russia on Tuesday after Biden authorized Ukraine to fire long-range missiles into ...

Russia said Ukraine has fired U.S.-made longer-range weapons inside its territory days after the U.S. said it would allow ...

Kremlin spokesperson Dmitry Peskov said Tuesday that Russia's new nuclear weapons doctrine means Ukraine's use of Western ...

The Biden administration has allowed Ukraine to use Army Tactical Missiles Systems, a long-range missile system that often ...