You’re right there is a list, and they don’t agree who should be in charge. Which means the internal problems would be a lot more important than the external war. Especially if there is a risk one of them might take western help to get in charge.
By the time they’re ready to think about Ukraine again, there would be half of NATO sitting there waiting for them.
Europe is going to have to get proactive about it’s security too. Just defending themselves from Putin and Xi won’t be enough.