The United States will officially withdraw from the Intermediate-Range Nuclear Forces (INF) Treaty on Friday, clearing the way for a new arms race with Russia - and throwing China into the mix.

US pullout from INF treaty will likely heighten, not reduce threat: UN chief Guterres

NATO and Russia did not make significant progress on saving the Intermediate-range Nuclear Forces Treaty (INF) in talks at the alliance headquarters on Friday, NATO Secretary-General Jens Stoltenberg said.

No breakthrough with Russia on INF treaty dispute: NATO's Stoltenberg

Russian scientist Zhores Alferov, who won the Nobel physics prize for his work in semiconductor and laser technologies, has died, agencies said on Saturday. He was 88.

Russian Nobel physics winner Zhores Alferov dies at 88

US Defense Secretary Jim Mattis said on Sunday that the United States was in consultation with its European allies on an arms control treaty, as NATO members urge Washington to try to bring Russia back into compliance with the pact rather than quit it.

Jim Mattis looks to calm European allies nervous about INF treaty

President Donald Trump said Monday that his decision to withdraw from a decades-old atomic accord with Russia was also driven by a need to respond to China's nuclear build-up.

Pulling out of atomic treaty with Russia also aimed at China, says Trump