The right answer is: E. The vandals. They were a Germanic people of central Europe. The second of three looting of Rome carried out by the barbarian people took place in 455 by the vandals, who fought a war against Petronius Maximus, which was emperor only for a few weeks in that year.
Except for local wars quieted.
1851: Congress creates reservations to manage Native peoples. The U.S. Congress passes the Indian Appropriations Act, creating the reservation system. The government forces Native peoples to move to and live on reservations, where it can better subdue them.
Brezhnev was much keener to protect the priviledges of the Nomemclature than reforming the country. Khrushchev had reformed the Soviet Union because he wanted it to have a better image abroad. He was destituted by the Nomemclature who feared about their priviledges and blamed him for failing in Cuba in his foreign policy.