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History of Oregon. The construction of dams, like The Dalles Dam, was central to the power supply of the region. The history of Oregon, a U.S. state, may be considered in five eras: geologic history, inhabitation by native peoples, early exploration by Europeans (primarily fur traders), settlement by pioneers, and modern development.
Oregon (/ ˈɒrɪɡən, - ɡɒn / ⓘ ORR-ih-ghən, -gon) [ 7 ][ 8 ] is a state in the Pacific Northwest region of the United States. It is a part of the Western U.S., with the Columbia River delineating much of Oregon's northern boundary with Washington, while the Snake River delineates much of its eastern boundary with Idaho.
13,200 BCE - Earliest evidence of human habitation in Oregon, discovered in 1938 at Fort Rock Cave in modern day Lake County. [1]13,000-11,000 BCE - The Missoula floods inundate and scour large portions of the state along the Columbia River and in the Willamette Valley before entering the Pacific Ocean.
Oregon pioneer history (1806–1890) is the period in the history of Oregon Country and Oregon Territory, in the present day state of Oregon and Northwestern United States. It was the era when pioneers and mountain men, primarily of European descent, traveled west across North America to explore and settle the lands west of the Rocky Mountains ...
The Oregon Treaty ended the sharing and formally established the borders on June 15, 1846. [ 2 ] The Champoeg Meetings , including a constitutional committee, held from February 1841 until May 1843, served as a de facto government before the government was officially established.
The history of the city of Portland, Oregon, began in 1843 when business partners William Overton and Asa Lovejoy filed to claim land on the west bank of the Willamette River in Oregon Country. In 1845 the name of Portland was chosen for this community by coin toss. February 8, 1851, the city was incorporated. [1]
The Territory of Oregon was an organized incorporated territory of the United States that existed from August 14, 1848, [1] until February 14, 1859, when the southwestern portion of the territory was admitted to the Union as the State of Oregon. Originally claimed by several countries (see Oregon Country), Spanish "El Orejón" [citation needed ...
Oregon Trail. The Oregon Trail was a 2,170-mile (3,490 km) [1] east–west, large-wheeled wagon route and emigrant trail in the United States that connected the Missouri River to valleys in Oregon Territory. The eastern part of the Oregon Trail crossed what is now the states of Kansas, Nebraska, and Wyoming. The western half crossed the current ...