The U.S. Bureau of Refugees, Freedman's and Abandoned Lands, popularly known as the Freedmen's Bureau, was established in 1865 by Congress to help former black slaves and poor whites in the South in the aftermath of the U.S. Civil War ,1861-65.
Jamestown
On May 13 they picked Jamestown, Virginia for their settlement, which was named after their King, James I. The settlement became the first permanent English settlement in North America.
In the headlines above, the best choice suitable in the statement is choice number four, which is the federal supremacy. The headlines speaks as a federal supremacy because it has the authority of making federal laws being considered by the people.
Human demography is the study of the human populations.
Farm workers lost their jobs.
Farmers could have more land under cultivation.
Unemployed farm workers moved into cities.