Refine your search.

Search both the Oregon Encyclopedia and our partner site, the Oregon History Project.

72 results
  • Walla Walla Basin

    Long before the wheat and cattle ranches, the orchards and onion farms, before the vineyards and restaurants and shopping malls, when this place was occupied …

    Oregon Encyclopedia

  • Walla Walla Valley Railway

    In 1907, the Walla Walla Valley Railway built a fourteen-mile electric railway from its terminal on 6th Street in downtown Walla Walla, Washington, to Milton-Freewater …

    Oregon Encyclopedia

  • Walla Walla Treaty Council 1855

    The treaty council held at Waiilatpu (Place of the Rye Grass) in the Walla Walla Valley in May and June of 1855 forever changed the …

    Oregon Encyclopedia

  • Native American Treaties, Northeastern Oregon

    After American immigrants arrived in the Oregon Territory in the 1840s, representatives of the United States established policies for Indigenous peoples in northeastern Oregon. By …

    Oregon Encyclopedia

  • Milton-Freewater

    Milton-Freewater, a city of about 7,000 people, is located at the foot of the Blue Mountains in northeast Oregon. Seven miles from the Oregon-Washington state …

    Oregon Encyclopedia

  • Grande Ronde Massacre, 1856

    On July 17, 1856, Washington Territory volunteer soldiers, under the command of Col. Benjamin F. Shaw, swept through a summer village of Walla Walla, …

    Oregon Encyclopedia

  • Disease Epidemics among Indians, 1770s-1850s

    In 1972, historian Alfred Crosby introduced the term Columbian Exchange to refer to the interchange of plants, animals, bacteria, and peoples that occurred between the …

    Oregon Encyclopedia

  • Hermiston

    At the turn of the twentieth century, the area that would become Hermiston was a hilly, sagebrush-covered desert, but boosters in Pendleton, about thirty …

    Oregon Encyclopedia

  • John Mullan (1830-1909)

    On old maps of the Pacific Northwest, John Mullan’s name is affixed to a 625-mile-long military wagon road that connected the heads of navigation on …

    Oregon Encyclopedia

  • Western Oregon Klikatats (Klickitats)

    Between the 1810s and 1850s, a sizable segment of the Klikatat Tribe of present-day south-central Washington occupied parts of the Willamette, Umpqua, and Rogue Valleys. …

    Oregon Encyclopedia