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the study of methods of improving genetic qualities by selective breeding (especially as applied to human mating)
(biology) the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms
inherent powers of state governments to pass laws protecting public health, safety, and welfare of residents
Ku Klux Klan
founded in the 1860s in the south; meant to control newly freed slaves through threats and violence; other targets: Catholics, Jews, immigrants and others thought to be un-American
Emergency Quota Act
an immigration quota that limited the annual number of immigrants who could be admitted from any country to 3% of the number of persons from that country living in the United States in 1910, according to the U.S. Census
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