Nikola Tesla was born in 1856 at what before was called the Austrian Empire. Tesla was born during a horrible lighting storm and this lady that was with his mother during birth said he will be a child of darkness because of the lighting. The mother replied with no he will be a child of light.
Tesla was showing how ac electric currents don't hurt human beings at a world fair. He did this because Edison tried to ruin his work by saying it hurts animals and humans
Tesla death lead to his downfall of one of his experiments which was the tesla tower, the project never complete due to money reasons. Later on tesla found out that the tower would've never worked either way, he started to become depress and a mental breakdown because most of his inventions worked.