20 points!!.. What factors led to the beginning of World War II in Europe?
You can pick Multiple Choices, Plato
A. various independence movements in Serbia against Austria-Hungary
B. the rise of aggressive nationalism among some of the nations defeated in World War I
C. the rise of communism in Soviet Russia, which was seen as a threat by many European nations
D. rising competition among European powers for colonies and trading posts in Africa and Asia
