They were sometimes used as sacrifices to the gods
The Light Bulb, existed back then, but was very expensive to run, and needed a lot of power. This meant that regular consumers, could not use it. With the invention of the incandescent bulb, anyone in any household could flick a switch. This jumpstarted new inventions, which make the world what it is today.
During the 1930s the combination of the Great Depression and the memory of the tragic losses in World War One contributed to pushing American public opinion and policy toward isolationism
At home tending to the house and the children.
