When you start the computer hit F8 and boot into safe mode. Windows 7 has an automatic rollback feature so that if you boot into safe mode after an interrupted update it automatically rolls the software back to the pre-update configuration.
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.