Doctors afield. Martin Delany, Thomas Hodgkin, and the Black Nationalist movement.
D000354:Africa, Western; D001741:Black or African American / Q000266:history*; D044383:Black People; D002961:Civil Rights / Q000266:history; D004641:Emigration and Immigration / Q000266:history; D049671:History, 18th Century; D049672:History, 19th Century; D007988:Liberia; D011822:Race Relations / Q000266:history; D014481:United States