As part of the New York Times Magazine‘s 1619 package commemorating the 400th anniversary of the beginning of slavery in America, Nikole Hannah Jones writes about the crucial influence of black Americans — through resistance, and a never ending fight for equal rights for all — on democracy in this country. “More than any other group in this country’s history, we have served, generation after generation, in an overlooked but vital role: It is we who have been the perfecters of this democracy.”