When you are put into a hyperbaric chamber it fills with oxygen. While in the hyperbaric chamber you are breathing the oxygen as well as any wounds you have being bathed in oxygen. Your blood becomes hyperoxyginated which increases red blood cell count and speeds up healing from the inside and outside.
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.