<Tr> <Th> Country </Th> <Th> Date of Dominion Status </Th> <Th> Date of adoption of the Statute of Westminster </Th> <Th> Date of final relinquish of British powers </Th> <Th> Final Event in question . </Th> <Th> Other important Dates </Th> </Tr> <Tr> <Td> Australia </Td> <Td> 01 - 01 - 1901! 1 January 1901 </Td> <Td> 09 - 10 - 1942! 9 October 1942 (effective from 1939) </Td> <Td> 03 - 03 - 1986! 3 March 1986 </Td> <Td> Australia Act 1986 </Td> <Td> </Td> </Tr> <Tr> <Td> Canada </Td> <Td> 01 - 07 - 1867! 1 July 1867 </Td> <Td> 11 - 12 - 1931! 11 December 1931 </Td> <Td> 17 - 04 - 1982! 17 April 1982 </Td> <Td> Canada Act 1982 </Td> <Td> </Td> </Tr> <Tr> <Td> Ireland </Td> <Td> 06 - 12 - 1922! 6 December 1922 </Td> <Td> 11 - 12 - 1931! 11 December 1931 </Td> <Td> 18 April 1949 </Td> <Td> Republic of Ireland Act and Ireland Act 1949 </Td> <Td> The 1916 Proclamation of the Irish Republic and 1919 Irish Declaration of Independence were never recognised by the UK but given symbolic priority by post-1922 Irish leaders . From the 1932 Irish election, successive governments unilaterally amended the state's status: the Constitution (Removal of Oath) Act on 3 May 1933 implicitly abrogated the 1921 Anglo - Irish Treaty; the 27th amendment and External Relations Act, both on 12 December 1936, attenuated the role of the monarchy; the enactment of the Constitution on 29 December 1937 established the office of President; the Republic of Ireland Act came into force on 18 April 1949 with Ireland formally leaving the British Commonwealth . Related UK statutes included the Éire (Confirmation of Agreements) Act 1938 and the Ireland Act 1949 . </Td> </Tr>

The last country to leave the british empire