Wrong...Ukrainian soldiers were practicing with U.S. Javelin anti-tank missiles in Jan. 2022,
a month before Russia invaded...and they were key to the blunting of Putin's initial attack. A full scale military buildup would have been just the 'Provocation' and justification that Putin wanted While Ukraine lost territory (~11%), after 3 years, it's Russia that was stopped and is now in a full fledged crisis itself.