Southern Defense Command (SDC) was established on 17 March 1941 as the command formation of the U.S. Army responsible for coordinating the defense of the

Gulf of Mexico The Gulf of Mexico ( es, Golfo de México) is an ocean basin and a marginal sea of the Atlantic Ocean, largely surrounded by the North American continent. It is bounded on the northeast, north and northwest by the Gulf Coast of the United S ...

coastal region of the United States. A second major responsibility of SDC was the training of soldiers prior to their deployment overseas. The first Commanding General of SDC was

Lieutenant General Lieutenant general (Lt Gen, LTG and similar) is a three-star military rank (NATO code OF-8) used in many countries. The rank traces its origins to the Middle Ages, where the title of lieutenant general was held by the second-in-command on the ...

Herbert Brees, who simultaneously commanded the Third Army. General Brees retired due to age in May 1941, and was replaced by Lieutenant General

Walter Krueger Walter Krueger (26 January 1881 – 20 August 1967) was an American soldier and general officer in the first half of the 20th century. He commanded the Sixth United States Army in the South West Pacific Area during World War II. He rose fr ...

, who held both posts until January 1943. SDC headquarters was co-located with the existing Third Army headquarters at

Fort Sam Houston Fort Sam Houston is a U.S. Army post in San Antonio, Texas. "Fort Sam Houston, TX • About Fort Sam Houston" (overview), US Army, 2007, webpageSH-Army. Known colloquially as "Fort Sam," it is named for the U.S. Senator from Texas, U.S. Repres ...

. SDC's operational region covered the states of

New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe, New Mexico, Santa Fe , LargestCity = Albuquerque, New Mexico, Albuquerque , LargestMetro = Albuquerque metropolitan area, Tiguex , Offi ...

Texas Texas (, ; Spanish language, Spanish: ''Texas'', ''Tejas'') is a state in the South Central United States, South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2 ...

, Oklahoma,

Arkansas Arkansas ( ) is a landlocked state in the South Central United States. It is bordered by Missouri to the north, Tennessee and Mississippi to the east, Louisiana to the south, and Texas and Oklahoma to the west. Its name is from the ...

Louisiana Louisiana , group=pronunciation (French: ''La Louisiane'') is a U.S. state, state in the Deep South and South Central United States, South Central regions of the United States. It is the List of U.S. states and territories by area, 20th-smal ...

Mississippi Mississippi () is a state in the Southeastern region of the United States, bordered to the north by Tennessee; to the east by Alabama; to the south by the Gulf of Mexico; to the southwest by Louisiana; and to the northwest by Arkansas. Mis ...

Alabama (We dare defend our rights) , anthem = " Alabama" , image_map = Alabama in United States.svg , seat = Montgomery , LargestCity = Huntsville , LargestCounty = Baldwin County , LargestMetro = Greater Birmingham , area_total_km2 = 135,7 ...

Tennessee Tennessee ( , ), officially the State of Tennessee, is a landlocked state in the Southeastern region of the United States. Tennessee is the 36th-largest by area and the 15th-most populous of the 50 states. It is bordered by Kentucky to ...

, and the western half of the

Florida Panhandle The Florida Panhandle (also West Florida and Northwest Florida) is the northwestern part of the U.S. state of Florida; it is a salient roughly long and wide, lying between Alabama on the north and the west, Georgia on the north, and the G ...

. At least one

regimental combat team A regimental combat team (RCT) is a provisional major infantry unit which has seen use by branches of the United States Armed Forces. It is formed by augmenting a regular infantry regiment with smaller combat, combat support and combat servic ...

, a regiment detached from a division being "triangularized" (reducing from four infantry regiments to three), was available to the SDC for mobile defense from early 1942. This was the 166th Infantry Regiment. This lasted at least through September 1943. Third U.S. Army was shipped to England in January 1944; once there Lieutenant General George S. Patton, Jr. took over command from General Hodges.

Major General Major general (abbreviated MG, maj. gen. and similar) is a military rank used in many countries. It is derived from the older rank of sergeant major general. The disappearance of the "sergeant" in the title explains the apparent confusion of a ...

Henry C. Pratt assumed command of Southern Defense Command. In January 1945 Southern Defense Command was merged into

Eastern Defense Command The Eastern Defense Command was first established as the Northeast Defense Command on 17 March 1941 as one of four U.S. Army continental defense commands to plan and prepare for and execute defense against enemy attack in the months before Ameri ...

.Conn, p. 44

Commanders

The following men served as Commanding General, Southern Defense Command: * Lieutenant General Herbert Brees, 17 March 1941 – 15 May 1941 * Lieutenant General

, 16 May 1941 – 2 February 1943 * Lieutenant General Courtney H. Hodges, 2 February 1943 – December 1943 * Major General Henry Conger Pratt, January 1944 – October 1944

References

American Theater of World War II *World War II Military units and formations established in 1941 Military units and formations disestablished in 1946 {{World-War-II-stub

Commanders

See also

Further reading

References