They didnt just ‘didnt Care much’, the goverment discriminated you If You believed in god. Examples i have Heard of is that If you wanted to Go to university or wanted a promotion they advised you to Stop practicing your religion.

I don’t remember the exact Numbers, but about 80% were catholic after the war and about 15% were after Germany united again.

I’m pretty Sure you are a Woman going on a hike for multiple days and you don’t want to poop in the wild? These problems sound quite familiar xD