World War II: Economic Problems In World War II?

We all know that World War II made the structure of the world changed a lot. This war began in 1939 and ended in 1945. It is the longest war and also it is the grandest scale war during the world history. There were almost sixty countries involved in the war. Every country which took part in the war lost manpower and financial resources, and many people died of this war. On the other hand, the economic problem became one of the biggest problem during the war. Actually, the war cost about five trillion. The leader of the war is Germany. Because of the loss of World War I, Germany felt unfair and tried to provoked the World War II. There are three reason why Germany provoked and entered the World War II. The first reason is economic decline.
Hitler regarded money as an energy. The premier of the U.K. Said: "Scoured the German pocket money, we should also find out. We drafted document, paving the way for 20 years after the war. When you put such a condition imposed on the German people, which can only lead to non-compliance with the treaty either German or war." According to the quotation, we can know that Germany's economic strength was weaker than before. Because of Treaty of Versailles, Germany lost a plenty of money. "As a result, by 1919 Germany was no longer the second most economically advanced nation in the world. The immediate economic consequences of the terms of the Treaty of Versailles were a significant concern and added to Germany’s humiliation. Under the terms of the treaty Germany had to pay huge sums in reparations. In 1921, this amount was set at £6.6 billion; a sum that Germany could not pay." Actually, Germany payed reparations to other countries. It transformed from a powerful economic nation to a weak country that cannot afford the money. So they wanted to get their money
People govern!' Strange! The people has now been ruling three years and no one has in practice once asked it opinion. Treaties were signed which will hold us down for the centuries, and who has signed the treaties? The people? No! Governments which one fine day presented themselves as governments. And at their election the people had nothing to do save to the consider the question: there they are already, whether I elect them or not. If we elect them, then they are there through our election. But since we are a self-governing people, we must elect the folk in order that they may be elected to govern us." From Hitler's speech. The meaning of Hitler's speech is easy to understand. They lacked a leader to lead them be unify. And the leader was Hitler. If there was a leader who cared about everyone's thought, give them equal rights, the whole world may be more peaceful. "The Nazi Party used all the propaganda at their disposal to reinforce their views on the German public." Hitler had a very excellent propaganda techniques. He always made speeches everywhere and let the people accepted his opinions. If people thought it was very useful and reasonable, they would joined them. "The military-industrial complex he fostered pulled Germany out of the post- World War I economic crisis and, at its height, controlled the greater part of Europe part." He had controlled most of the Europe, but he will not satisfied with