China claimed the flights did not target any third party, while Russia said there was no foreign airspace violation.

The United States is focused on providing Ukraine with conventional weapons to help it defend itself effectively but ...

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

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

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

A decree signed by the Russian leader, though long planned, came days after President Biden authorized the use of ...

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

Russia’s use of a nuclear-capable ballistic missile marks a decisive, and potentially dangerous moment in Moscow’s conflict ...

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

Sullivan made his remarks when questioned about a New York Times article last month that said some unidentified Western ...

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

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