■ HISTORY • 400since1619.com
When the international slave trade was officially banned in 1808, the domestic slave trade expanded to fill the gap. Between 1790 and 1860, approximately one million enslaved people were sold and transported from the Upper South (Virginia, Maryland, Kentucky) to the Deep South (Mississippi, Alabama, Louisiana, Georgia). This was the second displacement — not across an ocean, but across a continent, with the same systematic destruction of families.
The domestic slave trade was centered in two cities: Alexandria, Virginia, just across the river from the Capitol, and New Orleans, the largest slave market in the country. Traders like Franklin and Armfield in Alexandria ran a business that was, by the standards of the time, openly conducted and socially respectable. They advertised in newspapers. They had offices. They were members of churches.
The phrase "sold down the river" entered American vernacular from the literal practice of transporting enslaved people down the Mississippi River to the cotton and sugar plantations of the Deep South. To be sold down the river meant separation from everyone you knew, transport to conditions that were often more brutal than what you had left, and the near-certain permanent destruction of your family. It was the thing enslaved people feared most. It was used as a threat and as a punishment. It was also simply a market mechanism — labor moving to where capital demanded it.
Historians have estimated that in the decades before the Civil War, one in three enslaved marriages in the Upper South was destroyed by sale, and one in three children were separated from at least one parent. These were not incidental casualties of an otherwise functioning system. The separation of families was built into the economics. The enslaved were property, and property could be divided, moved, and sold. The family had no legal standing that the market was required to respect.
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