It must meet either BS6658-85 or ECE 22-05 (22-04 is not legal). Don't assume that a police officer doesn't recognise a motocross helmet. Many of them, especially traffic officers, are bikers too.
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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.