In some states, yes, you can. But since you are homeschooled, why not wait and graduate? You're not being homeschooled any more if you move out of your parents' house.
You could try to become legally emancipated, but that may be a Catch 22, since graduating from high school is generally considered a requirement for it. Perhaps you could insist on going to a formal high school. If your parents won't let you, contact the counselor at the school and they may be able to help.
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.