"Global Efforts to Prevent Russian Nuclear Strike in Ukraine: A 2022 Overview"

The CIA estimated a 50% chance that Russia would use tactical nuclear weapons in Ukraine if it risked losing the war, prompting the Biden administration to prepare for this possibility. President Biden delivered a speech warning of the potential for a nuclear strike, and US intelligence officials monitored increasing chatter from Russian forces about using smaller-scale nuclear weapons. While the risk of a nuclear strike has lessened as Russia gains the upper hand in the conflict, President Putin has not ruled out the use of Russia's vast nuclear arsenal, raising concerns about the potential for a conflict with the use of nuclear weapons.