In 1970, two black students at Jackson State

University in Mississippi were killed when police opened fire during student protests. The incident occurred on May 15, 1970, and was a result of a May 14 protest against the U.S. invasion of Cambodia during the Vietnam War

Source: internet

A mob of white people beat Freedom Riders in Birmingham, Alabama. This picture was reclaimed by the FBI from a local journalist who was also beaten and whose camera was smashed.^[16]

New York City passes the nation’s first anti-spitting law to combat tuberculosis, imposing fines and jail time. By 1910, more than 2,500 arrests are made—despite backlash from protesters, yep, spitting on anti-spitting signs.

Source: history.com