In a symbol make a man with his each hand and leg in different layer and JUST animate body movements of walking(not moving from one place to another). At end and stop of each movement i. E right and left add stop() in frames Then in main timeline , import symbol from library to stage and then in code snippets>animation>move with keyboard arrows.
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.