Exactly. I'm all for democracy (with reservations, it is far from an optimal system) and human rights. But national sovreignty is a foolish and harmful ideology that has nothing to do with both.
So are the wars needed to create your megastates.
The difference between the real EU and your "Napoleonic/Bismarckian/Whilhelmian/Nazi EUs" are the real EU isn't create by a war, where your timeline varieties are.