29 jul 1919 año - 1919: Chicago Race Riots (After a teenage African American boy accidentally drifted towards the 'whites only' section on Lake Michigan beach. The boy was stoned to death by the whites on the beach, which led to thirteen days of sporadic violence when Irish and Polish gangs attacked the city's black ghettos, leaving 23 black and 15 whites people dead and 1000 mainly black families homeless.) (Cinta de tiempo)