That is guerilla warfare. They do not wear an uniform. The Boston bomber used common household items that could be bought at any store or over the internet.
You even heard of texting or a cell phone? Like during the Vietnam war, saying "Friend by day, VC (Viet Cong) by night.
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.