He founded the secret society, Katipunan, on July 7, 1892, to fight Spain. He was also president of the Tagalog republic from August 24, 1896 to May 10, 1897. Born in Tondo, Manila, on November 30, 1863. He grew up in the slums and never knew the benefits of a prosperous life. He married Gregoria de Jesus in 1892. He was killed on May 10, 1897, near Mount Buntis, Maragondon, Cavite.