The dual messaging − nuclear muscle-flexing at home, high-profile diplomacy abroad − fits a pattern the Kremlin has used repeatedly.

China has denied it has been secretly testing nuclear weapons, refuting a claim from United States President Donald Trump. Chinese Foreign Ministry spokeswoman Mao Ning insisted on Monday that Beijing ...

BRUSSELS(AP) — NATO will hold its major annual nuclear exercise next week, the alliance’s chief announced Friday, with an important part of the drill to focus on protecting the weapons before they're ...