I think faucetman’s enumeration in post #40 is a great place to start if you are sincerely unaware. It is by no means an exhaustive catalogue of their crimes and aggressions. I chose that particular phrase in response to the post that I replied to.
Okay, then refer to my post #44. Simply put, I don’t understand how helping Ukraine defeat Russian military aggression impedes in the slightest our practical ability to address those other issues, and I gave a few examples in that post.