Answer:
Fascism is a form of government that is a type of one-party dictatorship. They work for a totalitarian one-party state. Fascist upposed to bring national unity and solidarity instead of the divisions of class struggle and party politics but it was in the contrary during the first and second world war and this affected the international affairs.
<span>Muhammad ibn Musa
al-Khwarizmi was a mathematician who wrote an algebra textbook that was used as
the standard for centuries, presented the very first systematic solution of the
linear and quadratic equations in Arabic, and wrote about astronomy and
astrology. He was even known as one of the fathers of algebra.</span>
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.