President Trump’s decision to restart nuclear weapons testing as a warning to Moscow is being cheered by his Republican ...

When Chinese leader Xi Jinping inserted a reference to “twists and turns” in his relationship with President Donald Trump in the opening remarks of their summit this week, he could hardly have ...

Trump's announcement sparked quick replies from Russia and China, which both possess large stockpiles of nuclear weapons ...

Trump skips APEC as China takes lead; crises deepen from Gaza to Sudan’s Darfur. Here’s what’s making headlines this Thursday ...

President Donald Trump wants to restart nuclear testing. Exactly how escalatory that is depends on what kind of testing he’s ...

Trump said the Pentagon will immediately resume testing the US nuclear arsenal on an "equal basis" with other nuclear powers.

The U.N. needs U.S. engagement and strong American leadership. And the United States needs an effective United Nations, the ...

Trump’s command risks a global arms race while the Doomsday clock ticks closer than ever to midnight, experts say ...

A Kremlin spokesperson has issued a chilling nuclear threat after Donald Trump gave the Pentagon a major order.

A U.N. human rights commission claims Russia’s drone strikes in the nearly four-year conflict have been deliberately ...

The only countries that will really learn more if [U.S. nuclear] testing resumes are Russia and, to a much greater extent, ...

Donald Trump has called for the US to resume nuclear tests, seemingly reversing a decades-long trend. But will this actually ...