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
Chicago and Southern Air Lines Chicago and Southern Air Lines Chicago and Southern Air Lines (C&S) was a United States airline that started life as Pacific Seaboard Air Lines in California and was organized on June 15, 1933. Following the move from California, the airline's headquarters were initially located in St. Louis, Missouri and were then moved to Memphis, Tennessee which also served as a hub for the carrier. C&S was merged into Delta Air Lines in 1953 thus providing Delta with its first international routes. The first service was operated by Pacific Seaboard Air Lines on June 23, 1933 in Carleton Putnam's single engine