Answer:
The Jews didn't try to leave because 1.) they had family and friends there and 2.) the Germans put them in ghettos, which were places to keep the Jews in. Basically, it was a prison.
Explanation:
Because they killed them and took their land and crops... not sure if thats the right answer but it dang sure would make sense
Answer:
By January 1879, at his laboratory in Menlo Park, New Jersey, Edison had built his first high resistance, incandescent electric light. It worked by passing electricity through a thin platinum filament in the glass vacuum bulb, which delayed the filament from melting.