Russian military warning of "all-out war" in Europe. Head of the Military Academy of the General Staff of the Russian Army, Vladimir Zarodnytsky, warned that the conflict in Ukraine was turning into a "full-scale war in Europe" He said that the possibility of Russian forces getting involved in a new conflict was growing "significantly" The war waged by Russia in Ukraine sparked the worst crisis in its relations with the West since the Cuban missile crisis in 1962.

Russian President Vladimir Putin warned the West that it risked igniting a nuclear war if it sent forces to fight in Ukraine.