9. Jackie Robinson First African-American Major League Baseball player. Ended nearly 60 years of baseball segregation. MLB retired Robinson's jersey number 42 across baseball.
10. Harriet Tubman Led slaves to freedom along the Underground Railroad. Union spy during the U.S. Civil War. Was a leader in the abolitionist movement. Harriet Tubman YouTube
11. Sojourner Truth Born in 1797. Was an American slave. Women's rights activist. Best known speech of Ain't I a Woman? Died November 26, 1883
12. Barack Obama 44th and current President of the United States. United States Senator from Illinois from 2005-2008. First African-American to hold office of the President.