In 2002, we learned that President George Washington had eight (and, later, nine) enslaved Africans in his house while he lived in Philadelphia from 1790 to 1797. The house was only one block from Independence Hall and, though torn down in 1832, it housed the enslaved men and women Washington brought to the city as well as serving as the country's first executive office building. Intense controversy erupted over what this newly resurfaced evidence...