War is one of the most tragic things in our world today. In the 20th century there were two huge wars in World War I and World War II, which I will be discussing. I believe that the world is a tinderbox and it takes the right people or actions to set it off and cause a World War. I believe that there are many reasons as to why WWII began but I think two very important reasons were the treaty of Versailles and Adolf Hitler himself. The reason why the treaty of Versailles was a cause of WWII was because of how harsh the reparations were on Germany. This directly led to the second cause, which is Adolf Hitler. Hitler got involved in politics after he served in WW1 and quickly rose to power. The anger and suffering of the German people because of the treaty of Versailles is a big reason why I believe he rose to power so fast. Hitler was also an incredibly racist man and had a deep hatred for the Jews, which he started to send to concentration camps early in his reign. Usually the date that is given by historians that started World War II is September 1st 1939 when Hitler’s Germany invaded Poland. There are some people that believe a starting point of the war was all the way back in 1931 when Japan invaded Manchuria. Two days after Germany Invaded Poland on September 3rd 1939 Great Britain and France declared war on Germany. America had a policy of isolationism when the war had started and even though President Roosevelt knew that we would eventually have to join the war we believed that the war was of Europe’s concern. Although America managed to stay out of the war for about 3 years it did not last long. On December 7th 1941 Japan surprise