Today, 61 years ago, on February 25, 1964 (Lunar Calendar, January 13, 1964), tens of thousands of primary school students in the city of Chicago strike to protest the policy of segregation of urban schools. On February 25, 1964, thousands of primary school students in the city of Chicago strike to protest the policy of segregation of urban schools. The protest was initiated by human rights organizations. They demanded that black children should attend nearby white schools. On this day, 31,000 children participated in strike activities. The strike activity affected 38 schools, and the struggle for the rights of black people took a big step towards victory.