Carthusian Martyrs of London
The Carthusian Martyrs of London were the Carthusian monks of the London Charterhouse who were put to death by the English state from 4 May 1535 to 20 September 1537. The method of execution was typically hanging, disemboweling while still alive and quartering.
Source: Wikipedia — Carthusian Martyrs of London (CC BY-SA 4.0)