Department of the Pacific had six subordinate military districts during the Civil War: On July 27, 1865 the Military Division of the Pacific was created under Major General Henry W. Halleck, replacing the Department of the Pacific, consisting of the Department of the Columbia that now consisted of the state of Oregon and the territories of Washington and Idaho and the expanded Department of California that now consisted of the states of California and Nevada and the Territory of New Mexico and Territory of Arizona. On 30 May 1898, Gen. Wesley Merritt established in San Francisco the Headquarters, US Expeditionary Forces and Department of
Washington (state) from Washington, D.C., the capital of the United States, which is often shortened to Washington or just D.C. Washington is the 18th largest state, with an area of 71,362 square miles (184,827 km), and the 13th most populous state, with more than 7.4 million people. Approximately 60 percent of Washington's residents live in the Seattle metropolitan area, the center of transportation, business, and industry along Puget Sound, an inlet of the Pacific Ocean consisting of numerous islands, deep fjords, and bays carved out by glaciers. The remainder of the state consists of: deep temperate rainforests in the west; mountain ranges