Russia's only known submarine in the Mediterranean Sea, the Kilo-class Novorossiysk, was spotted leaving the region last week ...

The United States accused Russia at the United Nations on Monday of funding the two warring parties in Sudan, an apparent ...

The third year of Russia's war with Ukraine is beginning, and it remains uncertain how the conflict will conclude.

Russia's arms control point man cautioned Donald Trump's incoming administration on Friday that Moscow was considering a ...

The Treasury Department announced new sanctions on Iranian and Russian entities accused of trying to interfere with the 2024 ...

The Center for Strategic Communication and Information Security pursues efforts to provide a brief explanation to foreign ...

Hoping to bolster the resolve of a nation whose heart “is covered in scars” after more than 1,000 days of unrelenting Russian ...

The Treasury Department penalizes Russian and Iranian entities that created AI disinformation and tried to hack both parties’ ...

Russia said on Monday its forces had made important gains in eastern Ukraine while continuing to fend off a new Ukrainian ...

Russia will scrap a moratorium on the deployment of intermediate and shorter range nuclear-capable missiles because the ...

Russia, with 5,580 warheads, and the United States, with 5,044, are by far the world's biggest nuclear powers, holding about 88% of the world's nuclear weapons, according to the Federation of ...

Russia, the United States and China are all undertaking major modernisations of their nuclear arsenals just as the arms control treaties of the Cold War era between the Soviet Union and the United ...