The U.S. and some other Western embassies in Kyiv are staying closed Wednesday for security reasons, with the American ...

Russia launched a new non-nuclear ballistic missile with medium range on Ukraine’s Dnipro region on Thursday, Russia’s President Vladimir Putin said in a televised statement, marking another ...

Russia’s modification of its nuclear doctrine to potentially include conventional attacks on Russian soil as justification ...

The U.S. Navy’s Columbia-class nuclear-powered ballistic missile submarine program is facing critical challenges, delaying its intended operational debut. These include significant cost overruns, ...