Final answer:
Martin Luther King, Jr. organized demonstrations in multiple cities, including Birmingham, Alabama, to expose Southern brutality and the inhumanity of Jim Crow laws.
Step-by-step explanation:
In 1963, Martin Luther King, Jr. organized demonstrations in several cities throughout the South. One of the most notable campaigns took place in Birmingham, Alabama. King and the Southern Christian Leadership Conference (SCLC) led peaceful protests, which were met with violence by police. The purpose of these demonstrations was to expose the brutality of the Jim Crow laws and their supporters. The hope was that the world would witness the injustice faced by African Americans and push for change.