Sources

Layer #1: Image Source

Layer #2: Screenshot from Season 5 Episode 14, http://pixel.nymag.com/imgs/daily/vulture/2016/06/09/magazine/14-hammond-trump.w529.h352.jpg  

Layer #3: http://vignette1.wikia.nocookie.net/hitlerparody/images/0/0d/Hitler_Funny_Expression.jpg/revision/latest?cb=20120922013122

Layer #4: Sources: "Flag over Reichstag" (Iconic painting), Berlin Wall Photograph, Previous Layers

Layer #5: http://az616578.vo.msecnd.net/files/2016/07/25/6360504106747470241520890017_158574104.jpg

Layer #6:

Background pictures:

http://www.independentcinemaoffice.org.uk/pictures/film/5/6/1/.5618/~iDbcQmcp/Downfall-02.jpg

http://www.history.co.uk/sites/default/files/styles/16_9_responsive/public/stalinandtrotsky.jpg?itok=OG8JG9bY

Downfall poster:

https://i.jeded.com/i/downfall-der-untergang.18728.jpg