The 3rd largest city in the USA was founded by a Black man. Jean Baptiste Pointe du Sable was first settler in Chicago, arriving from Europe in 1770s. He married a Native Potawatomi Indian woman (Kittahawa) & founded first trading post in area. The Town of Chicago was organized with a population of 350, August 1833. Born in Saint-Marc, Saint-Domingue (now Haiti), he built the first permanent settlement at the mouth of the river just east of present Michigan Avenue Bridge on the north bank.