Adolf Hitler rose to power in Germany following World War I. As a young man, he was rejected from art school and became interested in German nationalism. He joined the German army and was decorated for his service. After the war, Hitler joined the Nazi party and transformed it by adopting the swastika and changing its name. In 1923, he led the Beer Hall Putsch in an attempted coup, which failed and resulted in his imprisonment. While in jail, Hitler wrote Mein Kampf, outlining his ideology. After his release, he used public speaking to gain support for the Nazi party. By 1933, the Nazis had become the largest party and Hitler was appointed chancellor of Germany. He quickly consolidated power and established a fascist dictatorship