"It is the use of nuclear risk as a tool of coercion," Ukraine's foreign minister said.

At least one person in Kyiv has been injured, local authorities reported. Ukraine's Air Force has warned that Russian ...

MOSCOW, Jan 20 (Reuters) - Russia and the United States currently have no specific contacts regarding the imminent expiry of ...

Ukraine nuclear facilities face Russian attack threats as Moscow weighs strikes on power substations to force capitulation, ...

An ally and former adviser to Russian President Vladimir Putin and former President Boris Yeltsin said the country could use ...

Defence Intelligence of Ukraine (DIU) has said Russia is considering carrying out attacks on substations linked to Ukraine's ...

In a hypothetical nuclear war involving Russia, China and the United States, the island of Greenland would be in the middle ...

EXCLUSIVE: Andrew Bustamante says his "stance" on the topic has been "fairly consistent", and believes there remains a ...

Jan 22 (Reuters) - Increased cooperation between China and Russia is a source of concern for NATO, the top commander of the ...

European powers are examining how to their bolster nuclear arsenals to guard against Russia amid questions about America’s commitment to NATO.

Russia has issued a chilling nuclear warning targeting the UK and Germany if the war in Ukraine continues. Sergey Karaganov, ...

Sergey Karaganov, a former adviser to Vladimir Putin, warned that Russia could deploy nuclear weapons if it came close to ...