Pivotal Events Timeline ... 1800 - 1849 The World 1805-06:  Lewis and Clark lead an expedition across North-western United States to the Pacific Ocean. Canada The War of 1812 – 14. In what is essentially a war between The United States and Britain, Canada successfully repels and American invasion with the help of native tribes. Many years later Sioux warriors, descends of those who fought, retained medals given for service the British Crown. Manitoba 1812  The beginning of agricultural settlement in Manitoba with the arrival of Selkirk Settlers. This would lead to the establishment of Winnipeg as the commercial centre of the region. 1822 Peter Fidler noted the abundance of sturgeon at the intersection of the Souris and Assiniboine Rivers.  In the same year the forts at this intersection were attacked by the Sioux. Arden and the R.M. of Lansdowne 1800 The Carleton or Fort Ellice Trail, the main highway of the fur trade, traverses Lansdowne. The village of Arden was later located right alongside the trail. Fort Carleton was built in 1810. Fort Ellice in 1832. The first Red River Cart was built in 1802 by the North West Co. at Pembina. They were to be the main conveyance used on the Carleton Trail. The H.B.C. operates an experimental farm near Fort Garry.