German publication Der Spiegel said leaked documents show the modernization of Russian nuclear infrastructure.

Russia possesses the world’s largest nuclear arsenal (5,580 warheads) and has repeatedly threatened escalation over the ...

The United States believes that Russian President Vladimir Putin's threatened retaliation against Ukraine over its drone ...

Russia maintains the world's most extensive nuclear weapons inventory, estimated at 5,580 warheads, with around 1,710 ...

Ukraine's audacious targeting of major Russian airbases is "grounds for a nuclear attack," a prominent Kremlin propagandist ...

Deadlier weapons, more nations, autocrats in charge, disinformation and collapsing arms control — the risk of nuclear ...

The looming expiration of the New START Treaty, the only remaining bilateral nuclear arms control agreement between the ...

Sunday's strike means we now have to contend with the fact that an impenetrable nuclear arsenal is not so impenetrable after ...

Some 150 droves are transported by truck to inside Russia, where swarms of drones arose from them and went on the attack.

A Ukrainian drone attack last weekend likely damaged around 10% of Russia's strategic bomber fleet and hit some of the ...

Mr. Putin has courted Mr. Xi for years, in more than 40 personal meetings, and has cemented a far deeper partnership with ...