They could use there beliefs for voting or join a pressure group
I think that maybe people are saying different answers because there might have been many such laws. I will mention one example: the Diversity Visa Immigration: it means that people from Eastern Europe have a higher change of obtaining a visa due to a smaller population in the US than the western European Countries.
Actually, all of them are correct. All may be selected:
African Americas, Christians, Jewish, Immigrants and Organized Labours.
Hope it helped!
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Although reconstruction brought new educational opportunities to black Americans schools Were still largely segregated.
