Yes he was in the nazi youth for a short period of time. He returned home absent without leave When Ratzinger turned 14 in 1941, as required by law he joined the According to his biographer John Allen he was not an enthusiastic member. He requested to be taken off the rolls and reportedly refused to attend a single meeting source: Jewish Virtual Library.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.