sentences:  As a result, the Tasmanian Mounted Infantry units were redesignated as the 12th Australian Light Horse Regiment in 1903, while the three battalions of the Tasmanian Volunteer Rifle Regiment were re-designated as part of the Citizens Military Force becoming the Derwent Infantry Regiment (Hobart), the Launceston Regiment (Launceston), and the Tasmanian Rangers (North West).In the early 19th century, rumours of plans for a French colony in Western Australia drove British authorities to establish their own.In December 1826 the 1st/39th Regiment arrived at the King George Sound Settlement.