Who is William l garrison'?

William Lloyd Garrison (December 12, 1805 - May 24, 1879) was a prominent American abolitionist, journalist, and social reformer. He is best known as the editor of the abolitionist newspaper "The Liberator". As one of the founders of the American Anti-Slavery Society, he advocated the immediate abolition of slavery in the United States. Garrison also supported the women's suffrage movement in America in the late 19th century.