Final answer:
The Chicanismo movement in the 1970s aimed to promote cultural pride and political power among Mexican Americans. As part of this movement, some established bands changed their names to reflect their newfound pride in Chicanismo.
Step-by-step explanation:
The Chicanismo movement in the 1970s was a civil rights movement among Mexican Americans that aimed to promote cultural pride and political power for the community. As part of this movement, some established bands changed their names to reflect their newfound pride in Chicanismo. By adopting a derogatory term for Mexican Americans, Chicano activists aimed to reclaim and redefine their identity. This movement demanded increased political representation, recognition of their cultural heritage, and restitution for lands taken from them.