Answer:Required design changes after the Three Mile Island accident resulted in higher costs and longer construction times for new nuclear plants. As a result, construction of nuclear reactors steeply declined. No nuclear plants started after 1974 have been completed in the United States.
Explanation:please give brainliest
The first women sent to prison for speaking out against the government.
It is to maintain peace and security
Restrict voting--use of Literacy Tests and the Grandfather Clause
Labor contracts--keep former slaves in the fields to continue plantation labor
Maintain social hierarchy--punished those who paid blacks more for work as well as laws to control where blacks could live.
The Black Codes were a way to maintain social, political, and economic hierarchy with whites on top while moving from a slave system.