Choose 1 catergory from the following:
HELP! I have a test later today and I dont know this because I was playing minecraft most of the time. Can you please explain how they are related? These are from between the wars (between WW1 and WW2 in the US)
Catergories are seperated with a blank space inbetween

Indoctrination
Police terror
Propaganda & Censorship
Religious/Ethnic Persecution

Mein Kampf
Reichstag Fire