"He wants to set up a permanent inquisition in eery world, run directly from the kingdom"

A powerful religious court set up to hunt and sentence heretics under the Catholic church. The crimes were those against religious law or doctrine, often working to quash any radical ideas or theories; one notable example is that of Galileo declaring that the Earth was not at the centre of the Universe. More information can be found here or on the Wikipedia article.

More humourous than historically accurate, this video might help explain some of these feelings...