Justin Madron’s map of demographic change in the early American South grapples with the movements of enslaved, free, and Indigenous people after America’s founding. For this Behind the Map ...

The U.S. Coast Survey map calculated the number of slaves in each county in the United States in 1860. Library of Congress In September of 1861, the U.S. Coast Survey published a large map ...

SOUTH AMERICA.; News from the River Plate Political improvement Market and Marine News. ... See the article in its original context from August 28, 1860, Page 1 Buy Reprints. View on timesmachine.

A map from the Library of Congress breaks down the percentage of the slave population in Southern states, according to census data from 1860. Harris County is a light gray, whereas the surrounding ...

By 1860, slavery had become such a divisive issue between the North and South that the two regions of America ... “The Spread of U.S. Slavery, 1790–1860,” interactive map, http ...