What Caused World War II?

By Staff WriterLast Updated Apr 16, 2020 8:07:27 AM ET
Photo by Stuart Gleave/Moment/Getty Images

Many factors lead to World War II, and many of them were either directly or indirectly linked to World War I, including dissatisfaction over the Treaty of Versailles, the rise of Fascism and Hitler's rise to power and his eventual aggression, using his Nazi party to fulfill a mission to unite all German-speaking people.