World War 2 Technology World War II was one of the deadliest and most significant conflicts in human history. It was a global war that lasted from 1939 to 1945, and it involved almost all of the world's major nations, including the United States, Great Britain, Germany, Japan, and the Soviet Union. World War II also saw significant advancements in technology, which played a crucial role in the outcome of the war. In this essay, we will examine some of the most important technological advancements