Senate Democrats push back against Trump's nuclear testing plans with new legislation requiring congressional approval for ...

Trump's comments last month sparked fears of a new nuclear arms race and concerns major powers would restart full testing.

MOSCOW (Reuters) -Russian Foreign Minister Sergei Lavrov said on Saturday that work is under way on President Vladimir ...

Putin orders nuclear test preparations after Trump announces U.S. will resume testing. Russia vows proportionate response to ...

Russia urged the United States on Friday to clarify what it called contradictory signals about a resumption of nuclear ...

The comments follow Russian defense minister Andrey Belousov announcing that Moscow should “immediately” prepare for ...

Russian President Vladimir Putin ordered his top officials on Wednesday to draft proposals for a possible test of nuclear ...

President Trump wants to restart domestic testing to keep up with adversaries like China and Russia, but nuclear experts ...

Andrey Belousov, Russia's defense minister, made the announcement after President Donald Trump said the US would start ...

Questions have arisen after Russian President Vladimir Putin said his country tested two nuclear-capable weapons this week.

Dmitri S. Peskov, a Kremlin spokesman, told Russian news agencies that recent drone and missile tests were not nuclear ...

The development comes after President Trump’s surprise statement suggesting the US would restart atomic tests — for the first ...