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Washington State has a political history that is similar to many of the western states but with some features that set the Evergreen State apart. Oregon Territory was organized in 1848, encompassing all present-day Oregon and Washington plus Idaho and part of Wyoming. Washington Territory was created from the northern portion of Oregon on March 2, 1853, and Isaac I. Stevens was appointed governor. As originally created, Washington Territory extended east along the forty-sixth parallel from the bend of the Columbia River to the crest of the Rocky Mountains. In 1859 Oregon attained statehood with its current state boundaries, and the remaining portion of Oregon Territory, comprising parts of present-day Idaho and Wyoming, was appended to Washington Territory. Washington Territory was redefined to the current ...

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