— Ch. 1 · Department Establishment And Relocation —
Trans-Mississippi Department.
~2 min read · Ch. 1 of 5
War Department General Orders No. 39 dated the 26th of May 1862 created the Trans-Mississippi Department. Headquarters began at Little Rock in Arkansas. The command center moved to Shreveport on the 24th of April 1863. This shift occurred after Union forces captured key strongholds along the river. Final relocation happened on the 18th of May 1865 when headquarters settled in Houston, Texas. These moves reflected changing military realities across the western theater.
Kirby Smithdom Autonomy
Union capture of Vicksburg and Port Hudson closed the Mississippi River to Confederate traffic. General E. Kirby Smith found himself virtually cut off from Richmond. He commanded a nearly independent area with unique administrative problems. Confederates called this region Kirby Smithdom. Critics viewed him as a virtual military dictator during this period. He negotiated directly with foreign countries without capital approval. Foreign powers engaged with his autonomous command structure despite official restrictions.Commanding Officers Timeline
Brigadier-General Paul O. Hébert led from the 26th of May 1862 until the 20th of June 1862. Major-General John B. Magruder was assigned the 20th of June 1862 but did not accept the role. Thomas C. Hindman took command the 16th of July 1862 following Hébert's departure. Theophilus H. Holmes served from the 30th of July 1862 through the 9th of February 1863. E. Kirby Smith assumed control the 7th of March 1863 and held it until the 19th of April 1865. Simon Bolivar Buckner briefly commanded from the 19th of April 1865 to the 22nd of April 1865. Kirby Smith returned for final days ending the 26th of May 1865.