In Part 1 it is mentioned that Ferdinand serves in France, but by then, that war theater was in crisis and the last thing the military would allow is that a soldier would leave his post. The same happens when Lena and her fiancé dance in the mansion: the first waltz to be heard is one of Tchaikowsky, a Russian composer, and that kind of cultural uttering was forbidden and quite punished.
Review of Die Flucht
