slavery

50 posts
Congressmen who enslaved people

Using old Census records and documents, Julie Zauzmer Weil, Adrian Blanco and Leo Dominguez for The Washington Post tallied the congressmen who enslaved people over time. There were more than 1,700 enslavers over Congress’s first 130 years. The grid (or tile) map above shows the timeline for each state, showing the percentage of officials who were enslavers from 1789 to 1923. Periods before states gained statehood status are faded out....

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History of slavery in America

USA Today looks at some of the numbers on 17th century slavery in America. The format, with zooms in and out and shifts to different views, focuses both on scale and the individuals. Tags: slavery, USA Today

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Graphs from 1900 that depict a snapshot of African American life

In 1900, W. E. B. Du Bois and his students drew a series of charts for The Exhibit of American Negroes. They’re not all winners, but these were hand-drawn in 1900, so there’s some leeway there. There are also a handful of graphics that use graphic devices that we sometimes mistake for modern methods, like cartograms to compare values and a bent bar graph to allow smaller values some space...

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Slavery in the United States, by decade

Mapping slavery from a historical perspective is a challenge, because many old maps and estimates are at the county level. Boundaries changed and counting methods changed, which provides for variation over time and geography. Cartographer Bill Rankin tries to find balance between accuracy and readability in a set of maps that show slavery in a grid layout from 1790 to 1870. Rankin made a map for each decade, but the...

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Animated map shows Trans-Atlantic slave trade

The Trans-Atlantic Slave Trade Database provides records for thousands of voyages between the 16th and 19th centuries. Andrew Kahn for Slate mapped about 20,000 of them. Portugal and Spain are most prevalent at first, and then other countries come into the picture. From Jamelle Bouie: In the 1700s, however, Spanish transport diminishes and is replaced (and exceeded) by British, French, Dutch, and—by the end of the century—American activity. This hundred...

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