Harriet Tubman, pictured between 1860 and 1875. The woman who will soon become the first African-American to grace an American currency note self-funded many of her heroic raids to save slaves by cooking. H.B. Lindsley/Library of Congress via AP hide caption

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A group of students calling themselves Reclaim Harvard Law School has been occupying a student center for weeks, demanding greater attention to racial issues, including more diversity among the faculty. Chiquita Paschal/Chiquita Paschal hide caption

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History Of Slavery, Future Of Diversity Still At Issue At Harvard

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When Ancestry Search Led To Escaped Slave: 'All I Could Do Was Weep'

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A photo from 1875 in Rio de Janeiro shows women street sellers called "quitandeiras," also known as "slaves who earn." A portion of the profits was returned to their masters. Marc Ferrez/Moreira Salles Institute hide caption

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Brazil Enslaved

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An aerial view of Monticello shows Mulberry Row to the right of Thomas Jefferson's house. Robert Llewellyn/© Thomas Jefferson Foundation at Monticello hide caption

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Thai and Burmese fishing boat workers sit inside a cell at the compound of a fishing company in Benjina, Indonesia on Nov. 22, 2014. The imprisoned men were considered slaves who might run away. Dita Alangkara/AP hide caption

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Interior view of a room with a rotunda ceiling during an auction of slaves, artwork and goods. William Henry Brooke, 1772-1860/Courtesy of The Historic New Orleans Collection hide caption

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Remembering New Orleans' Overlooked Ties To Slavery

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In 'Escaping ISIS,' An Underground Railroad Forms To Save Yazidi Women

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Coates with his son Samori. Random House hide caption

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Ta-Nehisi Coates Looks At The Physical Toll Of Being Black In America

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An African-American Army cook at work in City Point, Va., sometime between 1860 and 1865. Food played a critical role in determining the outcome of the Civil War. Library of Congress hide caption

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Underwater archaeology researchers explore the site of the São José slave ship wreck near the Cape of Good Hope in South Africa. Susanna Pershern/Courtesy of U.S. National Parks Service hide caption

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The new African Burying Ground Memorial Park was dedicated on Saturday in Portsmouth, N.H. Emily Corwin/NHPR hide caption

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In New England, Recognizing A Little-Known History Of Slavery

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Whitney Plantation owner John Cummings has commissioned stark artwork for the site, including realistic statues of slave children found throughout the museum. Debbie Elliott/NPR hide caption

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New Museum Depicts 'The Life Of A Slave From Cradle To The Tomb'

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Burmese migrant Thazin Mon Htay and her father Ko Ngwe Htay were trafficked to Thailand to peel shrimp. They worked 16-hour shifts, seven days a week, for less than $10 a day, Ko Ngwe told PBS NewsHour. Jason Motlagh/Pulitzer Center on Crisis Reporting for NPR hide caption

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