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  League of Nations was a group created after World War I as a way of solving arguments, debates, and more without resulting in war.
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  THe National Socialist Nazi Party, was a political party that would support the Nazism. However soon after, it focused more on being anti semitic
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  Founded by Mao Zedong, the Communist Party of China controlled the world's largest armed forces.
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  The Washington Naval Conference was revolved around treaties that placed limitations of the usage on crafts such as battleships and aircraft carriers.
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  Adolf Hitler's book "Mein Kampf" (or "My Fight" in english), was published. It was about Hitler's process in becoming antisemitic.
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  The Kellogg-Briand Pact was an international treaty, that if signed, promise not to use war to resolve conflicts.
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  The Great Depression starts, ending in 1939, known as the worst economic downturn in history to this date.
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  A secred German police service known as "Gastapo" becomes above the law in Germany.
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  Adolf Hitler takes the position of the German Reich Chancellor.
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  Both countries agreed to sustain a friendly relationship between the countries and not to resolve their conflict in war.