My Bondage and My Freedom is an autobiographical slave narrative written by
Frederick Douglass and published in 1855. It is the second of three autobiographies written by Douglass, and is mainly an expansion of his first, Narrative of the Life of Frederick Douglass, an American Slave. The book depicts in greater detail his transition from bondage to liberty. Following this liberation, Douglass went on to become a prominent abolitionist, speaker, author, and advocate for women’s rights.
Frederick Douglass  (born 
Frederick Augustus Washington Bailey , 1817 or 1818 – February 20, 1895) was an American social reformer,  abolitionist, orator, writer, and statesman. He became the most important leader of the movement for 
African-American civil rights in the 19th century.