Conversation so far:
who did the montgomery improvement association choose as its leader
Dr. Martin Luther King Jr. was chosen to lead the MIA at the age of 26, with Ralph Abernathy, Jo Ann Robinson, E. D. Nixon, Rufus Lewis at his side.
when was the montgomery improvement association formed
The Montgomery Improvement Association was formed on December 5, 1955 by black ministers and community leaders in Montgomery, Alabama

Question: why was the association formed
Self-contained rewrite: why was the montgomery improvement association formed