Positive. He escaped to his own freedom, but he also believed in other slaves achieving freedom and success. Once free he became an advocate for other black slaves and those still in the bondage of chains. Read his autobiography to learn more! Please vote my answer brainliest! Thanks.
In this sentence, the pronoun is his, which means that the antecedent has to be the word that his refers to. The antecedent in this sentence is <span>Samuel. :)