Which states are consistently included in the region where the Cayuse War took place?
Northwestern United States The Northwestern United States is an informal geographic region of the United States. The region consistently includes the states of Oregon, Washington, and Idaho—and usually Montana and Wyoming. Some sources include southeast Alaska in the Northwest. The related but distinct term "Pacific Northwest" generally excludes areas from the Rockies eastward.
Northern Utah Northern Utah is the region in the state of Utah in the United States which runs along Wasatch Mountains (see Wasatch Front). The term Northern Utah refers specifically to the chain of cities running north to south from Logan to Provo with Kaysville and Farmington at the center.