GIA4784336 The Ecumenical Council of Trent. The Council of Trent is the 19th Cumenic Council recognized by the Roman Catholic Church. He was summoned by Pope Paul III in 1542, in response to requests made by Martin Luther in the framework of the Protestant Reform. Engraving from the end of the 18th century. by Unknown artist, (18th century); Private Collection; (add.info.: The Ecumenical Council of Trent. The Council of Trent is the 19th Cumenic Council recognized by the Roman Catholic Church. He was summoned by Pope Paul III in 1542, in response to requests made by Martin Luther in the framework of the Protestant Reform. Engraving from the end of the 18th century.); by Giancarlo Costa; out of copyright.