If the russians are not stopped in Ukraine, then there is no reason to believe that they wouldn't rinse and repeat in Baltic states, Kazakhstan, Moldova, and all other now independent former russian states. Including Alaska[4], should opportunity represent itself.
To truly secure Gorbachevs place in history, world must decisively say no to the russians agressions in Ukraine, and help Ukraine deliver a humiliating defeat to the russians and the dissolution of soviet union reach it's logical conclusion by stripping russia and their dreams off of any status as military, or world power.
[0] https://edition.cnn.com/europe/live-news/russia-ukraine-war-... [1] https://www.bbc.com/news/magazine-26769481 [2] https://www.theweek.co.uk/news/world-news/russia/957367/russ... [3] https://www.atlanticcouncil.org/blogs/ukrainealert/putins-en... [4] https://www.snopes.com/news/2022/03/19/does-russia-want-alas...
[1] https://www.theguardian.com/world/2022/jun/10/putin-compares...