The Catholic hierarchy also developed the Dominican Order and the Medieval Inquisition in order to expose and eliminate this belief.
Torture in the Medieval Inquisition began in 1252 and ended in 1816 when a papal bull forbade its use.
In particular the song addresses the Catholic Church's persecution during the Medieval Inquisition of those it considered guilty of heresy.
This Medieval Inquisition persisted into the 14th century, from the 1250s associated with the Dominican Order.
It is linked to the movement now known as the Medieval Inquisition.
This came about with the Medieval Inquisition in 1184.
What part Dominic personally had in the proceedings of the episcopal Medieval Inquisition has been disputed for many centuries.
He has also claimed that the Jesuits were the masterminds behind the Medieval Inquisition in the 13th century.
It was intended to maintain Catholic orthodoxy in their kingdoms, and to replace the Medieval Inquisition which was under Papal control.
They suggest that this might explain one of the charges of heresy which were later brought against the knights by the Medieval Inquisition.