World War 2 was a global war. It started in 1939 and it ended in 1945. It counted in a lot of the strenth of the soldiers. There were eventually formed two opposing military armies. It was the most widespread war in history, with more than 100 million people serving in army units. The major participants placed their entire industrial, and scientific capabilities at the service of the war effort, erasing the distinction between civilian and military resources. The English won it against the Germans.
