What advances in technology came from WW2?

Why did many young men risked their lives as pilots in the Great War? What were the events leading up to the Battle of Shiloh? Why did Allied forces find so much destruction when they finally reached Germany? When were machine guns introduced in world war 1? What rule did the Aryans have about marriage? How did dreadnought battleships influence World War 1? What year did women join the workforce? Why did men join for World War 1? What is the Bichon Blitz? What is the lifespan of nuclear weapons? What type of alcohol did soldiers drink? How hard is it to hit a military hard target? How were Australian and Japanese relations repaired after World War 2? How did the union lose the Battle of Shiloh? What is the piano song at the end of the Holocaust documentary One Survivor Remembers? Where was the Battle of the Atlantic? Did Ned Kelly become a bushranger because of his dad? What is the termused to describe the period between war of 1812 and the civil war? What was rambos call sign in first blood part 1? About men for both the North and the South were taken as prisoners and placed in camps during the Civil War.?