Julio Vizcarrondo Coronado [note 1] (December 9, 1829 – 1889) was a Puerto Rican abolitionist, journalist, politician and religious leader. He played an instrumental role in the development and passage of the Moret Law which in 1873 abolished slavery in Puerto Rico. Vizcarrondo was also the founder of the Protestant movement in the Iberian Peninsula in the 19th century. https://en.wikipedia.org/wiki/Julio_Vizcarrondo
