At the end of World War I, there were numerous fearful and terrible damages that happened in the world. The Allies shifted responsibilities to the Central Powers, especially to Germany. As a result, countries, such as the Ottoman Empire and the Austrian-Hungarian Empire were divided into a couple of small countries. Meanwhile, Germany needed a leader who would tide them over the crisis; and there was a leader, whose name was Hitler. As a military man, Adolf Hitler was fatigued by the debt that had to be paid for all the compensation from World War I. One of the reasons why Hitler planned to start another war was that he could not pay all of the debt back and make proper compensation for World War I. However, Europeans and Americans ignored the threats of Germany as none of their business, and then World War II became the world’s business. There was a plethora of “war guilt” during World War II, for example, persecution of the Jews caused the war to be more painful. World War II is the most important event in history because it brought many results into the world; for example, World War II proved to be the most costly war in history, the number of deaths and amount of money lost during the war transformed the political, social, and economic situations in Europe, the world divided into two “super powers”, and one of the visible results of World War II was the creation of the United Nations.…