The Greensboro sit-ins were a series of nonviolent protests in 1960 which led to the Woolworth's department store chain reversing its policy of racial segregation in the Southern United States.
While not the first sit-ins of the African-American Civil Rights Movement, the Greensboro sit-ins were an instrumental action, leading to increased national sentiment at a crucial period in US history. The primary event took place at the Greensboro, North Carolina Woolworth's store, now the International Civil Rights Center and Museum.
Read more about Greensboro Sit-ins: Background, Actions At Woolworth, Impact