He was a former Democrat
You have a point about the last part, removing religion creates disappointed underclassmen such as the Modern Left who have a victimhood complex and without a God to keep them content, they resort to political ideologies to fuel their desires. In short, politics is the new religion for the Left.
The Czech Republic is a weird case, it is one of the most atheist nations on Earth yet also one of the most racist. Same with Japan...
Doublethink