- 
  
  
- 
  
  Rosa Parks, an African American woman, refuses to give up her bus seat to a white passenger in Montgomery, Alabama, leading to her arrest.
- 
  
  Local leaders, including Jo Ann Robinson and E.D. Nixon, meet to discuss the possibility of a bus boycott.
- 
  
  The Women's Political Council (WPC), a local grassroots organization, distributes leaflets calling for a one-day bus boycott on December 5. The response is encouraging.
- 
  
  The Montgomery Improvement Association (MIA) is formed with Dr. Martin Luther King Jr. as its president. The MIA coordinates the boycott efforts and channels local activism.
- 
  
  The Montgomery bus boycott continues, with black residents organizing carpools and alternative transportation methods.
- 
  
  The U.S. Supreme Court upholds the lower court's ruling, officially ending segregation on Montgomery buses.
- 
  
  
- 
  
  A federal court ruling declares racial segregation on Montgomery buses unconstitutional.