    Sentence 1: In what part of the United States  did’ many: students migrate: to Christian  academies during-the desegregation period?    Sentence .2:'In many parts “of. the: United  States, after the 1954 -decision ‘in the  landmark ‘court ‘case Brown ‘v, Board of  Education: of ‘Topeka that démanded United  States: ‘schools ” desegregate’ ."'wi all  deliberate speed", local families organized a  wave of private “Christian academies".               