The Russian president recently updated Moscow's nuclear doctrine, lowering the threshold for an unconventional strike. Putin ...

Newsweek has looked at the potential fallout of the U.S. using the largest nuclear weapon in its arsenal, the B-83, on ...

The United States is not considering returning to Ukraine the nuclear weapons it gave up after the Soviet Union collapsed, ...

Nov 30 (Reuters) - A possible resumption of nuclear weapons tests by Moscow remains an open question in view of hostile U.S.

The Russian leader’s use of the missile against Ukraine sends a powerful signal about his intention to weaken NATO and bend Europe’s security architecture to Russia’s will.

The secretary's warning came as Russia and China, two of nine nuclear-armed nations, are increasingly aligned with each other ...

Deterrence is impossible if U.S. strategic offensive forces cannot target the full range of enemy nuclear forces, ...

Xi Jinping is almost surely comfortable with Vladimir Putin’s threats to use his most destructive weapons against Ukraine.

Russia's testing site is located on the remote Novaya Zemlya archipelago in the Arctic Ocean, where the Soviet Union ...

Russia said it would keep informing Washington about test missile launches in order to avoid "dangerous mistakes".

In a new statement, Russian Deputy Foreign Minister Sergey Ryabkov has warned that Moscow is considering resuming nuclear ...

Russia is closing in on a key town in Ukraine's defensive line made vulnerable by the loss of Vuhledar, the British defence ...