History of Washington (state)

confrontation in 1859 between the United States and the British Empire

decommissioned nuclear production complex in Washington, United States

territory of the USA between 1853–1889

Salish Sea channel connecting the Straits of Georgia & Juan de Fuca, Pacific North America

Submerged waterfall on the Columbia River in Oregon and Washington. Largest waterfall by flow rate in North America until 1957.

conflict between the United States and the Yakama

Submerged waterfall on the Columbia River in Washington, United States

history of the U.S. state of Washington

proposed U.S. state in the United States

federally recognized Native American Nation in Washington, USA

public airport just north of Ellensburg, Washington

American businessman, lawyer and railroad executive

national Historic Site of the United States

Downwinders were individuals and communities, in the United States, in the intermountain West between the Cascade and Rocky Mountain ranges primarily in Arizona, Nevada, New Mexico, and Utah but also in Oregon, Washington, and Idaho who were exposed to radioactive contamination or nuclear fallout from atmospheric or underground nuclear weapons testing, and nuclear accidents. Although, when the term first originated, it mainly referred to the affected peoples near the Nevada Test Site (NTS), but the label has since expanded to include people experiencing negative effects of radiation in places

1855 meeting between the United States and Native Americans