Apr 1815Mt Tambora erupts;causes Year WithoutSummer in 1816
Jun 1815Napoleon defeatedat Waterloo
Aug 1816British restoreDutch East Indiesto Netherlands
Jun 1817NSW allowed topunish British crimescommitted in New Zealand
Dec 1817New Holland officiallyrenamed as Australia
Feb 1818–Oct 1820Ngāpuhi raideastern and westernNorth Island