Final answer:
The term that defined the African Americans of the 20s who celebrated their culture and formed self-help organizations founded on racial pride is Harlem Renaissance.
Step-by-step explanation:
The term that defined the African Americans of the 20s who celebrated their culture and formed self-help organizations founded on racial pride is Harlem Renaissance. The Harlem Renaissance was an arts and literary movement in the 1920s that brought African-American culture to mainstream America. It was a period of cultural activity by African-American artists that began in Harlem, New York City, in the 1920s and ended in the years leading up to World War II.