Biden’s ‘Armageddon’ warning wasn’t based on new intelligence, US says

US president made most outspoken remark on threat of wartime nuclear weapons when speaking at a fundraiser on Thursday

The White House has said that Joe Biden's warning of Armageddon" if Russia uses a nuclear weapon in Ukraine was not based on any new intelligence suggesting such nuclear use is imminent.

The US president issued his warning at a private fundraising event in New York on Thursday evening, in his most outspoken remarks yet on the threat of wartime nuclear weapons being used for the first time since 1945.