frist prejidice then war: The first French officer arrived in the area in 1738. Sieur de la Verendrye built the first fur trading post on the site (Fort Rouge) for the North West Company, who continued to trade there for several decades before the arrival of the Hudson's Bay Company.[9] Fort Gibraltar was built by the North West Company in 1809, and Fort Douglas was built by the Hudson's Bay Company in 1812. The two companies fought fiercely over trade in the area, and each destroyed some of the other's forts over the course of several battles. In 1821, the Hudson's Bay and North West Companies ended their long rivalry...