Answer:
He helped created modern astronomy.
Explanation:
In early 1610, he made the first in a remarkable series of discoveries. While the scientific doctrine of the day held that space was perfect, unchanging environments created by God, Galileo's telescope helped change that view. He used the telescope to revolutionise astronomy which had relied for millennia on observations and measurements made with the naked eye.
Answer: Plato
Explanation: Plato believed that philosophers were truly educated fit to rule
Spanish explorers introduced many new ideas, technologies, animals, plants, and even diseases to the native people in the Americas.
The North came out in relatively good condition. This is speculated to be due to the war being fought mostly in the south and that the north won, and when you see how the south was left in shambles, you can assume that the North was having a great time post-civil war.