In 1840, the slave population reached its peak of nearly 59,000 people; by 1860, there were 37,000 enslaved people, just 63 percent as many slaves as two decades earlier.

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 ...

This map, made by the U.S. Coast Survey in 1861 using census data from 1860, shows the relative prevalence of slavery in Southern counties that year. (Click on the image or on this link to arrive ...

Beyond the historical points, the map shows something that still affects modern America: Some researchers have found, for example, that the size of Southern counties’ slave populations in 1860 ...

In 1860, a United States census counted nearly four million enslaved people living in the country. The Civil War was fought between abolitionists and the pro-slavery Confederacy, until the ...

In early and mid-2025, a claim that "only 1.6% of US citizens owned slaves in 1860" resurfaced and circulated widely online, ...

Map: From Coast to Coast In the thirty years leading up to the Civil War, tensions in the country mounted over the issue of slavery. ... After the election of President Lincoln in 1860, ...

The Wide Awakes symbol was a single eye, open to the danger slavery posed. ... The Wide Awakes did not just march for show; they embodied the very real struggles dividing the United States in 1860.

In 1840, the slave population reached its peak of nearly 59,000 people; by 1860, there were 37,000 enslaved people, just 63 percent as many slaves as two decades earlier.

Map: From Coast to Coast In the thirty years leading up to the Civil War, tensions in the country mounted over the issue of slavery. ... After the election of President Lincoln in 1860, ...