Campaigns of the Trans-Mississippi Theater of the American Civil War

Chronological order of campaigns in the Trans-Mississippi Theater[]

1861[]

• Operations to Control Missouri (June-October 1861)
• Confederate Occupation of New Mexico (July - September 1861)
• Operations in the Indian Territory (November-December 1861)
• Operations in Northeast Missouri (December 1861)

1862[]

• Sibley's New Mexico Campaign (February-March 1862)
• Pea Ridge Campaign (March 1862)
• Operations on the White River (June 1862)
• Operations Near Cache River, Arkansas (July 1862)
• Operations North of Boston Mountains (August-November 1862)
• Operations to Suppress the Sioux Uprising (August-September 1862)
• Operations to Blockade the Texas Coast (September 1862-January 1863)
• Prairie Grove Campaign (November 1862)
• Operations Against Galveston (December 1862-January 1863)

1863[]

• Marmaduke's First Expedition into Missouri (January 1863)
• Marmaduke's Second Expedition into Missouri (April-May 1863)
• Operations to Control Indian Territory (June-September 1863)
• Operations Against the Sioux in North Dakota (July 1863)
• Operations to Blockade the Texas Coast II (September 1863)
• Advance on Little Rock (September-October 1863)
• Occupation of Indian Territory North of the Arkansas River (October 1863)

1864[]

• Red River Campaign (March-April 1864)
• Camden Expedition (April 1864)
• Expedition to Lake Village (June 1864)
• Sully's Expedition Against the Sioux in Dakota Territory (July 1864)
• Price's Missouri Expedition (September-October 1864)

1865[]

• Expedition from Brazos Santiago (May 1865)