The expansion of NATO eastward was only part of the problem.
We fomented an illegal coup in Ukraine, installed puppet government hostile to Moscow and those in Ukraine of Russian ethnicity. That setoff a civil war. We helped build and train a 600,000 man Ukraine army and armed Ukraine with lethal weapons. And, we running biolabs with deadly pathogens in them in Ukraine.
If Russia or China had done that in Mexico, we would have invaded, justifiably so.
“And, we running biolabs with deadly pathogens in them in Ukraine.”
You rus psychos now use biological weapons in Ukraine ??