Look at the proximity and strategic locations of Estonia, Latvia, Lithuania, Sweden and Finland relative to Russia.
They all create more of a "risk" than Ukraine.
Putin is trying to recreate the Soviet empire. His own advisors have said so repeatedly.
There was no risk anyway. NATO was not equipped, manned, budgeted, or anything else, to be an offensive threat to Russia, except as a counterpuncher. USA in the 2020’s was at near historic low defense spending as a % of GDP, and with much to worry about in the Western Pacific.
“early 2020’s”