Before Ferguson, 2014; before South-Central Los Angeles, 1992; before Watts, 1965; there was Tulsa 1921. Yet, for decades, the obliteration of possibly the wealthiest African-American community in the United States was largely unknown, even among Tulsans. Today we look back at the Tulsa Race Riot of 1921, the most deadly and destructive race riot in the history of the United States.