<P> Among the causes of World War II were Italian fascism in the 1920s , Japanese militarism and invasion of China in the 1930s , and especially the political takeover in 1933 of Germany by Adolf Hitler and his Nazi Party and its aggressive foreign policy . The immediate cause was Britain and France declaring war on Germany after it invaded Poland in September 1939 . </P>
<P> Among the causes of World War II were Italian fascism in the 1920s , Japanese militarism and invasion of China in the 1930s , and especially the political takeover in 1933 of Germany by Adolf Hitler and his Nazi Party and its aggressive foreign policy . The immediate cause was Britain and France declaring war on Germany after it invaded Poland in September 1939 . </P>
what was the main cause of the second world war
what was the main cause of the second world war
Britain and France declaring war on Germany after it invaded Poland in September 1939
Britain and France declaring war on Germany after it invaded Poland in September 1939