China claimed the flights did not target any third party, while Russia said there was no foreign airspace violation.

South Korean fighter jets were scrambled as Russian and Chinese bombers entered the country's air-defense zone.

Meanwhile, Newsweek has compared how different countries' nuclear weapons compare, by using maps produced by Alex Wellerstein ...

Satellite images taken in late September suggest that Russia's latest intercontinental ballistic missile, the RS-28 Sarmat, ...

Russia is closing in on a key town in Ukraine's defensive line made vulnerable by the loss of Vuhledar, the British defence ...

Volodymyr Zelensky has called on the US to convince “sceptics” in Europe that Ukraine should be invited to join Nato. For the ...

The main thing standing in the way of the country rebuilding its nuclear sector is a stubborn insistence that it can’t be ...

Polls show a majority of Russians and Ukrainians want peace talks to start. Zelensky and the West must drop their ...

After the fall of the Soviet Union, Ukraine signed the Budapest Memorandum agreeing to cede its nuclear weapons — which were ...

"Their accuracy, in principle, is not very high. We understand that the technologies by which they were manufactured are ...

The deepening alliance between Russia and North Korea is a growing threat to the U.S., Europe, and Indo-Pacific, as it ...