Edited sentence: The existing mulatto communities in Charlston, Richmond, New Orleans and elsewhere were torn apart by the one-drop-rule.This criticism also fails to take into account that in the United States the historic Anglo-American tradition of the One-Drop Rule (the custom of deeming all people with any amount of African blood to be black) prevented mulattos from remaining an independent ethnic entity through the past 70 years, with members seeing themselves as such.Yet remnants of those communities still exist to this day despite the official black label