Answer:
King's demonstrations in Birmingham
Explanation:
Due to widespread use of racial segregation at the time, in 1963 the Southern Christian Leadership Conference (SCLC), led by Martin Luther King Jr, had a protest at Birmingham, a movement whose purpose is to attract national attention and pressure business leaders to give job opportunities to people of all races, and stop segregation in public facilities, restaurants, schools, and stores.
Hemece, this movement resulted in or forced John F Kennedy to take meaningful action in support of the Civil Rights Movement