Are you surprised it took 44 years to get rid of quotas by nationality

During the cold war, which of the following groups of countries would have all been"behind the iron curtain"

Which two tribes were closely related allies of the wichita? a. the lions and the kiowa apache b. the kadohadacho and the pawnee c. the osage and the quapaw d. the tawakoni and the waco

In 1870 which path would be the easiest to travel when going from omaha to sacramento a-mormon trail b-transcontinental railroad c-santa fe trail d-california trail