I do not know which dog breeds are the most trainable, but I cannot imagine guide dog schools choosing anything but the best to guide blind people in dangerous places like the streets. Again, the best dog depends on the kind of training needed to accommodate a need and the dog's abilities and dependability. "Breeds best suited for guide dog work include, in order of importance, German shepherds, Labrador retrievers, and golden retrievers.
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.