The Department of the Pacific or Pacific Department was a major command (Department) of the United States Army from 1853 to 1858. It replaced the Pacific Division, and was itself replaced by the Department of California and the Department of Oregon.
The First Regiment Oregon volunteer Cavalry was a volunteer regiment in United States service Union army that was formed in response to the American Civil War. With men recruited in Oregon and some recruited in surrounding states, the regiment primarily served to protect the state of Oregon and surrounding territories during the American Civil War.
The Pacific coast theater of the American Civil War consists of major military operations in the United States on the Pacific Ocean and in the states and Territories west of the Continental Divide. The theater was encompassed by the Department of the Pacific that included the states of California, Oregon, and Nevada, the territories of Washington, Utah, and later Idaho.
The 4th California Infantry was a volunteer infantry regiment recruited from northern California during the American Civil War. It was organized at Sacramento, Placerville, and Auburn in September and October 1861.
The 27th Wisconsin Volunteer Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War. The regiment began organizing in August 1862 but recruiting problems delayed its entry into federal service until March 1863. Predominantly from the Lake Michigan shore counties of the state, the regiment was mainly composed of German immigrants. The 27th Wisconsin played a supporting role in the Siege of Vicksburg and participated in the capture of Little Rock, Arkansas during the year. The regiment served in the Little Rock garrison and saw its first serious combat in the Camden Expedition of 1864, during which it fought in the Battle of Jenkins' Ferry. The regiment was among the Union forces in the Mobile campaign in early 1865, and was involved in the Battle of Spanish Fort. Ending the war in the occupation of Texas, the regiment was mustered out in August before returning to Wisconsin.
The 30th Wisconsin Infantry Regiment was a volunteer infantry regiment that served in the Union Army during the American Civil War.
The 12th Iowa Infantry Regiment was an infantry regiment that served in the Union Army during the American Civil War.
The 2nd Regiment California Volunteer Cavalry was a cavalry regiment in the Union Army during the American Civil War. It spent its entire term of service in the western United States, with most of its companies dispersed to various posts.
Fort Gaston was founded on December 4, 1859, in the redwood forests of the Hoopa Valley, in Northern California, on the west bank of the Trinity River, 14 miles (23 km) from where the Trinity flows into the Klamath River. It was located in what is now the Hoopa Valley Indian Reservation. Fort Gaston as part of the Humboldt Military District was intended to control the Hupa Indians and to protect them from hostile white settlers. The post was named for 2nd Lieutenant William Gaston, of the First Dragoons, who had been killed May 17, 1858, during the Spokane–Coeur d'Alene–Paloos War.
The 3rd Regiment California Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War. This regiment was organized at Stockton and at Benicia Barracks, from October 31 to December 31, 1861, to serve three years. The regiment was first commanded by Colonel Patrick Edward Connor. After the formation of the regiment at Stockton, four companies were sent to Humboldt County during the month of November, 1861. During the month of July, 1862, Colonel Connor was sent, with his regiment, to the District of Utah, in which it was on duty for the balance of its term of service.
The 1st Regiment California Volunteer Cavalry was a cavalry regiment in the Union Army during the American Civil War. It was first formed of five companies as 1st Battalion, 1st Regiment California Volunteer Cavalry between August and October 31, 1861, at Camp Merchant near Oakland. After the battalion was organized it was sent to Southern California, three companies being stationed at Camp Latham, near Los Angeles, and two at Camp Carleton, near San Bernardino. November 20–29, 1861, a detachment under Second Lt. C. R. Wellman was stationed at Camp Wright, and pursued and captured Dan Showalter's party west of the San Jose Valley and Warner's Ranch. The battalion remained in Southern California until the spring of 1862, when it became part of the California Column, and formed the advance force of that Column during the march to New Mexico Territory and Texas. In 1863, the Regiment was brought to full strength when seven more companies were raised to bring it to a full strength of twelve companies. The five companies first organized were mustered out August 31, 1864, the terms of service of most of the men having expired. Two new companies, B and C, were organized in New Mexico, by consolidation of the few men whose terms had not expired, and by new enlistments, and two new companies were enlisted in California, A and E, which, upon the completion of their organization, were sent to Arizona. All of the companies of First Volunteer Cavalry stationed in New Mexico and Texas, were ordered to assemble at Baird’s Ranch, near Albuquerque, to be mustered out of the service, during the month of September, 1866. Company M was the last mustered out on the September 30, 1866. 1st Volunteer Cavalry Regiment spent its entire term of service in the western United States in California and New Mexico Territory and Texas.
The 2nd Regiment California Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War. It spent its entire term of service in the western United States. Organized at San Francisco and Carson City September 2, 1861, to December 30, 1862, and attached to Department of the Pacific. The regiment was first assembled at the Presidio, San Francisco, and after completing its organization, five companies were sent to Oregon and Washington Territory, to relieve the regular troops, and two companies were sent to Santa Barbara. The troops of this regiment sent to Oregon were afterwards returned to California. It was mustered out during the month of October, 1864.
The 1st Battalion of Native Cavalry, California Volunteers was a cavalry battalion in the Union Army during the American Civil War. Recruits were largely drawn from the Californio population, though its ranks included Yaqui and Mission Indians as well as immigrants from Mexico, Hispano America and Europe. In addition to its ethnic makeup, the Battalion is also considered unusual for being one of the few lancer units in the United States Army.
The 5th Regiment California Volunteer Infantry was an infantry regiment in the Union Army during the American Civil War. It spent its entire term of service in the western United States, attached to the Department of the Pacific and Department of New Mexico.
The District of California was a Union Army command department formed during the American Civil War. The district was part of the Department of the Pacific, the commander of the department also being District commander. The district was created as a separate command on July 1, 1864, after Irvin McDowell took command of the Department of the Pacific, relieving General Wright, who then remained as District of California commander. The District comprised the state of California and the areas of the Rogue River and Umpqua River in Southern Oregon. Its headquarters were in San Francisco, co-located with those of the Department of the Pacific. On March 14, 1865, the District of Oregon was extended to include the entire state of Oregon, removing the Rogue River and Umpqua River areas from the District.
The 7th California Infantry Regiment was an infantry regiment in the Union Army during the American Civil War. It spent its entire term of service in the western United States, attached to the Department of the Pacific, serving in California and Arizona Territory. They were known as the "Gold Diggers" in reference to the large number of recruits from the California's "Mother Lode" region. Later, they were also called the "Hungry Seventh" for the privations they suffered in Arizona, particularly at Fort Mason. The Regiment included many veterans of the Mexican–American War.
The 2nd Regiment Colorado Cavalry was a cavalry regiment that served in the Union Army during the American Civil War.
1st Battalion California Volunteer Mountaineers was an infantry battalion in the Union Army during the American Civil War. It spent its entire term of service in the western United States, attached to the Department of the Pacific. It was organized from men from the counties of Humboldt, Mendocino, Trinity, Klamath, Siskiyou, and Del Norte, and other parts of California, between May 30, 1863, and March 16, 1864, for special service in the redwood forests and mountains that was being fought over in the Bald Hills War in Humboldt County within the Humboldt Military District. The Battalion mustered out June 14, 1865.
Francis James Lippitt was an American lawyer and veteran of the Mexican–American War, the Bald Hills War and the American Civil War. For the later he was made a brevet brigadier general.
The Department of California was an administrative department of the United States Army. The Department was created in 1858, replacing the original Department of the Pacific, and it was ended by the reorganizations of the Henry L. Stimson Plan implemented in February 1913. As with the preceding organization, headquarters were in San Francisco. Its creation was authorized by General Orders, No. 10, of the War Department, Adjutant-General's Office, September 13, 1858.
