Lisbon Regicide led the ceremonies by placing flowers on the site where the assassination had taken place and celebrated a mass in their memory at the Church of São Vicente de Fora (where they are buried). During the centenary year many artistic, cultural, and historic events took place in honor of King Carlos I and the royal family, and several books on the subject were published. Lisbon Regicide The Lisbon Regicide () was the murder of King Carlos I of Portugal and the Algarves and his heir-apparent, Luís Filipe, Prince Royal of Portugal, by assassins sympathetic to Republican interests and aided by
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.