Yeah as you can imagine, you can see different figures quoted, but the Wus populatiob is 100m more, and it's on their doorstep. As I say, its not hard to see why many Americans might feel it's not their top priority or they may feel that those much closer to Ukraine are putting in less than them.
As I say, it doesn't mean they are right but it's not a hard position to understand and I think it's probably a feeling we need to get to grips with to understand whats going on