21) What was the name of the organization that Martin Luther King Jrfounded in 1957?
22) Which African American scientist invented the traffic light in 1923?
23) Who was the first African American woman to win an Academy Award for Best Actress?
24) What was the name of the United States Supreme Court case that declared segregation in public schools unconstitutional?
25) What is the name of the holiday that celebrates the civil rights movement and recognizes African Americans' achievements?
26) What year did Rosa Parks refuse to give up her seat on a segregated bus in Montgomery, Alabama?