Regicide Regicide The broad definition of regicide ( "of king" + ' "killer" or ' "killing") is the deliberate killing of a monarch, or the person responsible for the killing of a person of royalty. In the British tradition, it refers to the judicial execution of a king after a trial, reflecting the historical precedent of the trial and execution of Charles I of England. More broadly, it can also refer to the killing of an emperor or any other reigning sovereign. Before the Tudor period, English kings had been murdered while imprisoned (for example Edward II or Edward V) or
John Hewson (regicide) November 1645 he took command of the regiment; and, as was the custom then, the Regiment became known as John Hewson Regiment of Foot. In 1647 Parliament passed an act against religious festivals, regarding them as "vain and superstitious observances" when the Mayor of Canterbury tried to enforce this act and stop Christmas there was a riot and John Hewson Regiment of Foot were sent to restore order which they did quickly. In 1648 Hewson supported Pride's Purge and the Army's occupation of London. In January 1649 Hewson signed the death warrant of Charles I marking him as a regicide.