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

President Joe Biden's decision to loosen restrictions on the use of U.S.-supplied long-range missile systems could give ...

By making a public announcement of the new policy, the Biden team permitted Russia to blame the United States, its NATO ...

Turkey is in talks with the United States to secure a Russia sanctions waiver so it can continue paying for natural gas ...

Russia's deputy foreign minister has said the country is considering deploying medium- and shorter-range missiles to Asia.

A man is facing federal charges for allegedly trying to export aerospace gear from Oregon to Russia, the United States ...

For the Kremlin, he is an agent of a foreign intelligence service, but for the rest of the world, he is an investigative ...

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

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

Iran and Russia may well draw closer in the coming years, but greater cooperation is not guaranteed. For all it has going for ...

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

The department's report states that US needs integration of non-nuclear capabilities, where feasible, to support nuclear ...