WW2 Imagery

Not sure of the background info but this is WW2

This reminds me of the "last war always creates the means for the next" because the last one was fought for liberty, so is this one.
Glenn Grothe 1942

This poster is a scare tactic, saying that if he isn't defeated your freedom from fear will be taken away

A smiling japanese officer, with his civilian victims in Nanking

It's an example of how when somebody is indoctrinated with the thought he is higher than his fellow humans, this is only one step away from that.