[2] Having been influenced by Protestant ideas through correspondence, he sought refuge in Gibraltar in the summer of 1863.

In 1880 a synod in Seville organized what would become the Spanish Reformed Episcopal Church, which is today a member of the Anglican Communion.

The Church's liturgy incorporated Anglican and Mozarabic elements with some novel material composed by Cabrera himself.

[4] Throughout his career he composed lyrics for multiple existing tunes and translated other hymns to Spanish.

He served as bishop of the Spanish Reformed Church until his death and died in 1916 in Madrid.