Dr martin Luther King

https://commons.wikimedia.org/wiki/File:Dr._Martin_Luther_King,_Jr.,_speaking_at_an_AFL-CIO_event_(5...

Malcolm X

https://freesvg.org/malcolm-x-at-queens-court

Nelson Mandela

https://commons.wikimedia.org/wiki/File:Nelson_Mandela_1994.jpg

Muhammad Ali

https://commons.wikimedia.org/wiki/File:Muhammad_Ali_1966.jpg

Serena Williams

https://commons.wikimedia.org/wiki/File:Serena_Williams_at_the_Australian_Open_2015.jpg

Fredrick Douglas

https://commons.wikimedia.org/wiki/File:Father_Boniface_Hardin_as_Frederick_Douglass.jpg

Harriet Tubman

https://en.wikipedia.org/wiki/Harriet_Tubman#/media/File:Harriet_Tubman_1895.jpg

Maya Angelou

https://commons.wikimedia.org/wiki/File:Maya_Angelou_visits_YCP!_2413.jpg

Oprah Winfrey

https://commons.wikimedia.org/wiki/File:2011_Oprah_at_The_Cable_Show_(29902986311)_(2).jpg

Aretha Franklin

https://commons.wikimedia.org/wiki/File:Aretha_franklin_1960s_cropped_retouched.jpg

Michael Jackson

https://commons.wikimedia.org/wiki/File:Michael_Jackson_in_1988_(enhanced).jpg

Bob Marley

https://commons.wikimedia.org/wiki/File:Bob-Marley_3.jpg