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) Raisbeck Aviation High School, and one in Redmond, Washington known as Tesla STEM High School. There are more than 40 institutions of higher education in Washington. The state has major research universities, technical schools, religious schools, and private career colleges. Colleges and Universities include the University of Washington, Seattle University, Washington State University, Western Washington University, Eastern Washington University, Central Washington University, Pacific Lutheran University, Gonzaga University, University of Puget Sound, The Evergreen State College, and Whitman College. The state of Washington reformed its health care system in 1993 through the Washington Health Services Act. The legislation required individuals to