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 401 Washington State Route 401 State Route 401 (SR 401) is a long state highway in Pacific County within the U.S. state of Washington. The highway originates at the north end of the Astoria–Megler Bridge west of Megler at an intersection with (US 101). The roadway travels northeast, paralleling cliffs, the Columbia River and the South Fork of the Naselle River to Naselle, ending at . The road was designated Secondary State Highway 12B (SSH 12) between 1937 and 1964, when SR 401 was created to replace SSH 12B. The Astoria–Megler Bridge, completed in 1966, replaced a ferry east of the