yes, he is right the answer is,
Galileo's most important scientific contributions were in the field of physics. ... Using the telescope, Galileo discovered the mountains on the moon, the spots on the sun, and four moons of Jupiter. His discoveries provided the evidence to support the theory that the earth and other planets revolved around the sun.
Answer: No
Explanation: Because living in the 20th century has great things that the 1500s didn't have like technology. In the 1500s the Native Americas rapidly declined as well.According to Noble David Cook, a community of scholars has recently, albeit slowly, "been quietly accumulating piece by piece data on early epidemics in the Americas and their relation to the subjugation of native peoples."
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Answer:
Because the cause/s of war is/are controversy in beliefs. Also because they believed they had a right to do what they wan to do and the north had no reason to get in it.
Explanation: