United Kingdom History By oria0385 43 Roman conquest of Great Britain 122 Construction of Hadrian's wall 1066 Conquest by William the Conqueror 1215 Creation of the "Magna Carta" 1534 Acts of Supremacy To allow himself to divorce with his first wife Catherine of Aragon, Henri VIII décider to broke up with the catholicism and the pope to create anglicanism, which is now the most represented religion of United Kingdom