Sources:
https://en.wikipedia.org/wiki/Battle_for_Castle_Itter
https://en.wikipedia.org/wiki/Consequences_of_the_attack_on_Pearl_Harbor
http://www.bbc.co.uk/history/ww2peopleswar/stories/32/a7957632.shtml
https://en.wikipedia.org/wiki/Brazilian_Expeditionary_Force
https://en.wikipedia.org/wiki/William_Patrick_Hitler
