Editing Northern California (section)

==== American interest ====
American trappers began entering northern California in the 1830s.<ref name="hhb1840" />{{Rp|263–4}} In 1834, American visionary [[Ewing Young]] led a herd of horses and mules over the [[Siskiyou Trail]] from missions in northern California to British and American settlements in [[Oregon]]. Although a small number of American traders and trappers had lived in northern California since the early 1830s, the first organized overland party of American immigrants to arrive in northern California was the [[Bartleson-Bidwell Party]] of 1841 via the new [[California Trail]].<ref name="hhb1840" />{{Rp|263–273}} Also in 1841, an overland exploratory party of the [[United States Exploring Expedition]] came down the [[Siskiyou Trail]] from the Pacific Northwest. In 1846, the [[Donner Party]] earned notoriety as they struggled to enter northern California.