Du Bois was an early African-American civil rights leader and scholar, as well as the first African American to receive a PhD from Harvard University. He was an outspoken critic of the social inequalities that existed in the US during the early part of the 20th century, and he helped found the National Association for the Advancement of Colored People (NAACP). What led Du Bois to seek Ghanaian citizenship at the age of 95? Discuss
Source: The Free Dictionary