Answer:
People felt that if communism started to take over, they'd never be able to have their rights back.
Explanation:
Scientists like Einstein, Bethe, Fermi, Teller, and Bloch emigrated from "Germany" in order to escape persecution and pursue scientific research, since this took place during the rise of the Nazi Party, which was highly anti-Semitic.
Because of the country's strong presence on the water with its ships and naval command.
Answer:
Explanation: The Lower South was a land of cotton and slavery, a land dominated economically by the plantation agriculture. In contrast, the Upper south was primarily the domain of slaveless yeoman farmers, an area largely devoid of cotton and other subtropical cash crops.