Usually, the person that holds the F-1 student visa has fixed time limit of residence. Supposing you must postpone the time of residence, you must obey the regulations of Immigration and Naturalization Service. You can inquire the international student consultant earlier.
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.