Answer for countries in Europe and other world areas running a 50 Hz supply service A Blue wire is normally the "Neutral" wire on a standard 230 Volt supply A Brown wire is normally the "Live" wire on a standard 230 Volt supply A Green/Yellow wire is normally the "Earth" or "Ground" wire As always, if you are in doubt about what to do, the best advice anyone should give you is to call a licensed electrician to advise what work is needed Before you do any work yourself on electrical circuits, equipment or appliances always use a test meter to ensure the circuit is, in fact, de-energized IF YOU ARE NOT ALREADY SURE YOU CAN DO THIS JOB SAFELY AND COMPETENTLY REFER THIS WORK TO QUALIFIED PROFESSIONALS.
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.