How old was Louis Braille when he invented Braille?

Louis Braille was twelve years old when he merely perfected the "Night writing" system that was invented by Charles Barbier in 1821. Barbier made this system for Napoleon so he could read messages at night without a lamp. Louis Braille perfected this system in 1821.

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.