– 1918 – Kaiser Wilhelm II of Germany abdicates after the German Revolution, and Germany is proclaimed a Republic.
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– 1938 – Kristallnacht occurs, instigated by the Nazis using the killing of German diplomat Ernst vom Rath by Herschel Grynszpan as justification.
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– 1989 – Cold War: Fall of the Berlin Wall: East Germany opens checkpoints in the Berlin Wall, allowing its citizens to travel to West Berlin