The U.S. voluntarily halted nuclear explosive testing in 1992, though it has the ability to resume tests at a site in Nevada.

President Trump announced approval for South Korea to build a nuclear-powered submarine, a significant shift in nuclear restrictions. This move, alongside agreements for Seoul to purchase U.S. oil and ...

Permission to build a nuclear-powered submarine has been granted to South Korea, President Donald Trump says after finalising ...

As Donald Trump meets Xi Jinping in South Korea today, hopes rise that China could pressure Russia toward peace, but ...