Prussia was a state that included plenty of culturally in no way Prussian territories in the 1800s. Calling someone from Cologne Prussian was about as silly as

Prussia was a state that included plenty of culturally in no way Prussian territories in the 1800s. Calling someone from Cologne Prussian was about as silly as claiming that Belgian Walloons were Dutch prior to 1830. Most people who lived in the Kingdom of Prussia in the early 1900s weren’t really Prussian in most senses. There was a large population of Jews in Berlin but most of the remaining ones lived in the Rhineland, Westphalia etc. > don't put your life on the line Or you’re conscripted and not given a choice.