The Ganges River
Hope This Helps :P
The Great Depression changed Germany politically by the formation of the Nazi party and the development of fascism or a complete dictatorship of the Germany's elite industrialists and they blamed the Jewish people on their economic problems thus deflecting criticism of bringing it on themselve ie the big industrialists. As for America entering the WWII, of course that was when the Japanese fascists attacked and burned Pearl Harbour thus forcing the US to respond and go to war.
I think the answer is 100
The churchill speech was considered important because the speech was given when there was critical time in the history of the world.
Churchill speeches were being met with criticism which was from public of Britain and in the United States it was received in a better way.
Churchill believed that a speech can be powerful if vivid pictures and sound waves which bring about rapid succession.
Some of his speeches he said that he will fight on beaches, never despair. He told his people never despair despite what comes on their way.