Causes of World War II World War II is also known as the second world war. It was a global war that lasted from 1939 to 1945. It was the most significant period of the 20th century. How did World War II start? It was started because Germany attacked Poland. Britain and France declared war on Germany after Hitler had refused to abort his invasion of Poland. There are many causes of World War II which are the treaty of Versailles, rise of Italian fascism, rise of Hitler and the Nazi party, Great depression, Japanese expansionism, anti-communism, appeasement, militarism, and U.S. isolationism. The Treaty of Versailles is the main cause of World War II. The leaders of England, Italy, France, and the United States …show more content…
Britain's Prime minister, Neville Chamberlain, met with Hitler for the Munich agreement to prevent war, and this policy is also known as appeasement. Appeasement is a policy of making concessions in order to avoid conflict. This agreement stated that Hitler could take Sudetenland, which is part of Germany, but he promised not to take the rest of this region. However, he broke his promise. After that, Germany also invaded Poland. This caused World War II because of Hitler’s invasion of Poland and he took the rest of Czechoslovakia which made Britain and France …show more content…
Japan made military alliances with Germany and Italy, which became known as the Axis Powers. The Rise of Fascism is also a cause of World War II. It was economic collapse and political instability which led to rise of fascism in Europe. Hitler achieved his goal through the military and his dictatorship over the government. The political belief that human beings are less important than a nation created violence. They used racism and nationalism, and therefore, Italy and Germany became fascist. Japan’s attack on Pearl Harbor in Hawaii to sink U.S. ships prompted the United States to enter the war. America was very angry. America’s reaction was full of anger and fear. America attacked by dropping atomic bombs on Hiroshima and Nagasaki. These two cities were totally destroyed. The effects of the radiation devastated Japan’s cities and population. It is also a cause of World War II where America entered the war because of