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

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

By Guy Faulconbridge MOSCOW (Reuters) -Russian President Vladimir Putin issued a warning to the United States on Tuesday, ...

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 Ukraine war has not only shattered millions of lives and shaken Europe. It also has inured Washington to the use of ...

Russia’s decision to fire a ballistic missile at Ukraine on Nov. 21 may be considered a “mock nuclear strike,” expert Robert ...

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

An estimated 1,710 of the warheads that can be used by the Russian military are deployed on the likes of intercontinental ...

Within a decade, it is expected that China will have as many nuclear warheads deployed as the United States. Pentagon ...

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

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

Russian Defence Minister Andrei Belousov met with North Korean leader Kim Jong Un and agreed to boost military cooperation ...