Have you told your brother that you were thinking about joining the military?
“I could become a politician too you know.”
“I want you safe, not dead in a ditch, Ludwig.”
[1933 Human AU
Gilbert and Ludwig come from a very conservative family; the old elites and conservative powers, including the military, were not actually very supportive of the Nazis. When the conservatives initially cooperated with the Nazis it was usually out of sheer self-interest.]