T he United States is not considering returning to Ukraine the nuclear weapons the country previously agreed to give up under the Budapest Memorandum, U.S. National Security Advisor Jake Sullivan ...

Brandon Williams served aboard a nuclear submarine and represented a New York congressional district for one term, but has ...

As Trump takes office, issues of arms control, the U.S. arsenal and weapons testing will be on the radar for many nuclear weapons researchers.

The United States has not tested a nuclear weapon since 1992.REF However, given the deteriorating security environment, it may need to do so once again.

Russia has warned Donald Trump not to resume testing nuclear weapons ... experts that the United States is moving towards a return to testing as a way to develop new weapons and at the same ...

“The President’s Arsenal” (editorial, Dec. 17) makes clear that nuclear ... weapons. But he can and must go further. Contrary to your assertion that “Abolition is something the United ...

Iran could have an operational nuclear weapon within "weeks, maybe days," a former Israeli ambassador to the U.S. said, as ...

French President Emmanuel Macron is warning that Iran's nuclear program is approaching the "point of no return," calling it a ...

The United States is not considering returning to Ukraine the nuclear weapons it gave up after the Soviet Union collapsed, White House national security adviser Jake Sullivan said on Sunday.

LONDON - Russia is not considering using nuclear ... when he said he would be ready to use nuclear weapons to defend Russia. On Sept 30, he said the US had created a “precedent” in 1945 ...

saying Russia had “many more [tactical nuclear weapons] than there are on the European continent, even if the United States brings theirs over.” “Europe does not have a developed [early ...