History of Washington (state) result, the law went into effect on June 7, 2006. The Washington legislature introduced more advanced converge of domestic partnerships in 2008. History of Washington (state) The history of Washington includes thousands of years of Native American history before Europeans and Americans arrived and began to establish territorial claims. The region was part of Oregon Territory from 1848 to 1853, after which it was separated from Oregon and established as Washington Territory. In 1889, Washington became the 42nd state of the United States. Archaeological evidence shows that the Pacific Northwest was one of the first populated areas in North America.
Washington State Route 112 Scenic Byway that covers all of the route. The western end of the highway is also part of the Cape Flattery Tribal Scenic Byway, a state scenic byway that continues onto the Makah reservation to Neah Bay and Cape Flattery. The Washington State Transportation Commission also designated the section of SR 112 that lies west of SR 113 as the Korean Veterans Blue Star Memorial Highway in 2007 and the eastern half as the Vietnam Veterans Memorial Highway in 2008. SR 112 is maintained by the Washington State Department of Transportation (WSDOT), which conducts an annual survey on state highways