What is the background story for the protest led by Dr. King? (Causes)

King led a boycott against city buses that refused to let Blacks sit in the front seats.

Explanation:

In Montgomery, Alabama in 1955, King led a boycott against city buses that refused to let Blacks sit in the front seats. This stemmed from the incident where Rosa Parks refused to give up her seat on a bus.

answer; i believe its (cpr);