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The Clackamas people once occupied the land that later became Lake Oswego, [7] but diseases transmitted by European explorers and traders killed most of the natives. Before the influx of non-native people via the Oregon Trail, the area between the Willamette River and Tualatin River had a scattering of early pioneer homesteads and farms.
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 .
The lake is a former channel of the Tualatin River, carved in basalt to the Willamette River.Eventually, the river changed course and abandoned the Oswego route. [1] [2]About 13,000 to 15,000 years ago, the ice dam that contained Glacial Lake Missoula ruptured, resulting in the Missoula Floods, which backed the Columbia River up the Willamette River.
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.
Oswego and the nearby community of Lake Grove combined in 1960 and became the city of Lake Oswego. [2] Around 1866, Durham sold his house and mill in Oswego, opting to build a sawmill and a flour mill next to Fanno Creek in Washington County. He owned this until his death in 1898. [3] Durham was buried at Greenwood Hills Cemetery in nearby ...
Oregon Treaty of 1846; Historical political divisions of the United States in the present state of Oregon: Unorganized territory created by the Oregon Treaty, 1846–1848; Territory of Oregon, 1848–1859 Oregon Organic Act, August 14, 1848 [1] Northern portion of Oregon Territory incorporated in new Washington Territory, March 2, 1853
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 ...
Of the two first pigs smelted in 1867, one is displayed in the Oregon Historical Society and one remains in place as a street marker at the northwest corner of Ladd and Durham streets in Lake Oswego. [5] [8] The crucible from the second furnace, which was dismantled and sold for scrap in 1926, is still intact in Lake Oswego's Roehr Park. [18]