Dec 5, 1955. Rosa Parks was arrested at Montgomery, AL, for refusing to give up her seat on a bus to a white man. In support of Parks,and to protest the arrest, the black community of Montgomery organized a boycott of the bus system. The boycott lasted from Dec 5, 1955, to Dec 20, 1956, when a US Supreme Court ruling was implemented at Montgomery, integrating the public transportation system.
Image courtesy of the US Postal Museum