Earlier quoted context omitted.
OK, so the problem is that I find it basically impossible to understand how a well-informed and rational person could come to the conclusions you've come to. The EU isn't perfect, but you'll struggle to argue that it hasn't expanded peace, prosperity and human rights across the continent. This is motherhood-and-apple-pie stuff. Arguments in favour of Brexit thus tend to boil down to immigration and 'sovereignty'. The…
Most of the EU countries have worrying powerful and popular nationalist political parties which are on the rise. The UK is actually the exception to the growing hate and nationalism in Europe! The benefit of UK in Europe was that it helped curtail the exscesses of the continent. I worry for the EU now as it seems more toxic after Brexit than before.
The main representation of the UK in the EU parliament was from UKIP, a nationalistic political party that formed a grouping with other nationalists.
By leaving, the UK has reduced the size of that nationalistic group.