1. Military Conflicts of the 20th Century
The most important causes of World War 2 were nationalism and Japan attacking Pearl Harbor. One of the most important causes was Japan attacking Pearl Harbor because before this it was solely a European war, but after Japan attacked the US naval base in Hawaii it turned the 'European War' into a World War and as the Nazi army got stronger the other European countries had to defeat before they got too strong to defeat and without it there would be no armies for the war. ...
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- Approx Pages: 3
- Has Bibliography
- Grade Level: High School