<P> Under the terms of the union, there was to be but one Parliament of the United Kingdom . Ireland sent four lords spiritual (bishops) and twenty - eight lords temporal to the House of Lords and one hundred members to the House of Commons at Westminster . The lords spiritual were chosen by rotation, and the lords temporal were elected from among the peers of Ireland . </P> <P> Part of the arrangement as a trade - off for Irish Catholics was to be the granting of Catholic Emancipation, which had been fiercely resisted by the all - Anglican Irish Parliament . However, this was blocked by King George III, who argued that emancipating Roman Catholics would breach his Coronation Oath . The Roman Catholic hierarchy had endorsed the Union . However, the decision to block Catholic Emancipation fatally undermined its appeal . </P> <Table> <Tr> <Th> Date </Th> <Th> Statute / Act etc . </Th> <Th> Territories Included </Th> <Th> Name </Th> <Th> Notes </Th> <Th> Not Included </Th> </Tr> <Tr> <Td> Pre-1284 </Td> <Td> - </Td> <Td> - </Td> <Td> - </Td> <Td> - </Td> <Td> Wales / England / Scotland / Ireland </Td> </Tr> <Tr> <Td> 1284 </Td> <Td> Statute of Rhuddlan </Td> <Td> Wales & England </Td> <Td> England </Td> <Td> Principality of Wales annexed to the Crown of England </Td> <Td> Kingdom of Scotland / Lordship of Ireland since 1171 </Td> </Tr> <Tr> <Td> 1536 </Td> <Td> Laws in Wales Acts 1535 and 1542 </Td> <Td> Wales & England </Td> <Td> Kingdom of England </Td> <Td> Wales becomes a full and equal part of the Kingdom of England </Td> <Td> Kingdom of Scotland / Lordship of Ireland, shortly to become Kingdom of Ireland in Crown of Ireland Act 1542 </Td> </Tr> <Tr> <Td> 1603 </Td> <Td> Union of the Crowns </Td> <Td> Wales & England & Scotland (under a common king) </Td> <Td> Great Britain </Td> <Td> James VI and I titled "King of Great Brittaine, France, and Ireland" tho' he did not actually rule France; Ireland effectively a subject nation </Td> <Td> Kingdom of Ireland (Since 1541 / 42) </Td> </Tr> <Tr> <Td> 1707 </Td> <Td> Acts of Union 1707 </Td> <Td> Wales & England & Scotland (merging of parliaments) </Td> <Td> Kingdom of Great Britain </Td> <Td> See Monarchy of Scotland - personal union between the Crown of Scotland and the British Crown becomes a political union </Td> <Td> Kingdom of Ireland </Td> </Tr> <Tr> <Td> 1801 </Td> <Td> Acts of Union 1800 </Td> <Td> Wales & England & Scotland & Ireland </Td> <Td> United Kingdom of Great Britain & Ireland </Td> <Td> Parliament of Ireland approved political union of monarchies of Ireland and Great Britain </Td> <Td> - </Td> </Tr> <Tr> <Td> 1922 </Td> <Td> Anglo - Irish Treaty </Td> <Td> Wales & England & Scotland & Northern Ireland </Td> <Td> United Kingdom of Great Britain & Northern Ireland (United Kingdom) </Td> <Td> establishment of the Irish Free State </Td> <Td> Irish Free State / Eire / Republic of Ireland </Td> </Tr> </Table> <Tr> <Th> Date </Th> <Th> Statute / Act etc . </Th> <Th> Territories Included </Th> <Th> Name </Th> <Th> Notes </Th> <Th> Not Included </Th> </Tr>

When did england scotland wales and ireland became united
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