<P> De los Reyes' last marriage in 1912 was to the 18 - year - old María Lim, a mestiza de sangley from Tondo . They married in the independent Aglipayan Church, which de los Reyes had helped found . They also had several children before María also died in childbirth in 1923 . Before her death, she had asked that they be married according to the Catholic rite, to which de los Reyes agreed . </P> <P> With his own family spanning Catholic and Aglipayan traditions, de los Reyes was tolerant of religious diversity among his children . Isabelo de los Reyes Jr., a son from his second marriage, was ordained an Aglipayan priest and later became Obispo Máximo IV of the church . His daughters Ángeles, Elisa, and Elvira from his second marriage, along with Crescencia from his third marriage, became professed nuns in the Catholic Church . </P> <P> De los Reyes married thrice, siring a total of 27 children . He survived all his wives and twelve of his children . </P> <P> Throughout his life, Isabelo de los Reyes wrote and published multiple works in various subjects, such as history, folklore, politics, and religion . He used Spanish, Tagalog, and Ilokano in his writings . De los Reyes also published multiple newspapers . </P>

He organized the first labor union in the philippines