WW - 1, WW - 2 & Cold War - Oversimplified

[Synchronice]

Maybe some of you were good at history in high school, some of you - probably not, but never mind.
If you forget the progress of some facts, here are a good short series to watch:

World War 1
WW1 - Oversimplified (Part 1)
WW1 - Oversimplified (Part 2)

World War 2
WW2 - OverSimplified (Part 1)
WW2 - OverSimplified (Part 2)

The Cold War
The Cold War - OverSimplified (Part 1)
The Cold War - OverSimplified (Part 2)

Hitler - Oversimplified
Hitler - OverSimplified (Part 1)
Hitler - OverSimplified (Part 2)

The Russian Revolution - OverSimplified
The Russian Revolution - OverSimplified (Part 1)
The Russian Revolution - OverSimplified (Part 2)

Credits to: OverSimplified Channel

[BADecker]

Maybe all of the above is "UnderSimplified."