Pendleton

City, seat (1868) of Umatilla county, northeastern Oregon, U.S., on the Umatilla River, adjacent to the Umatilla Indian Reservation. Situated on the Oregon Trail, it was founded in 1869 by G.W. Bailey and named for George Hunt Pendleton, a prominent Ohio senator. It became a wheat and cattle centre after the arrival of the railroad in 1889 and remains a centre of grain and vegetable production