Answer:
Often discussed during the Philiadelphia convention.
Explanation:
Answer:The heliocentric model that involved the radical displacement of the earth to an orbit around the sun (as opposed to being seen as the center of the universe). Copernicus' 1543 work on the heliocentric model of the solar system tried to demonstrate that the sun was the center of the universe.
Explanation:IS THIS HELPFUL
It Started at the end of WWll when the soviets and the US competed for global influence and power
