paragraph_text: The first commander of the Army of Northern Virginia was General P.G.T. Beauregard (under its previous name, the Confederate Army of the Potomac) from June 20 to July 20, 1861. His forces consisted of six brigades, with various militia and artillery from the former Department of Alexandria. During his command, Gen. Beauregard is noted for creating the battle flag of the army, which came to be the primary battle flag for all corps and forces under the Army of Northern Virginia. The flag was designed due to confusion during battle between the Confederate ``Stars and Bars ''flag and the flag of the United States. Beauregard continued commanding these troops as the new First Corps under Gen. J.E. Johnston as it was joined by the Army of the Shenandoah on July 20, 1861, when command was relinquished to General J.E. Johnston. The following day this army fought its first major engagement in the First Battle of Manassas.

paragraph_text: General Johnnie Edward Wilson (born February 4, 1944) is a retired United States Army four-star general who served as Commanding General, United States Army Materiel Command (CG AMC) from 1996 to 1999. He also served as the 25th Chief of Ordnance for the U.S. Army Ordnance Corps.

paragraph_text: Thomas F. Metz (b. Elkin, North Carolina 1948) is a Lieutenant General in the United States Army. Metz retired from the Army in Jan 2010 after more than 40 years of active military service. His tour of duty prior to retirement was as the Director, Joint Improvised Explosive Device Defeat Organization., leading the DOD organization tasked with finding and fielding ways to defeat the IED threat. Previously he was the Deputy Commanding General and Chief of Staff, U.S. Army Training and Doctrine Command. Previous to that assignment he was Commanding General of the U.S. III Corps and Fort Hood. He assumed command of III Corps on 7 February 2003.

paragraph_text: The Battle of Peachtree Creek was fought in Georgia on July 20, 1864, as part of the Atlanta Campaign in the American Civil War. It was the first major attack by Lt. Gen. John Bell Hood since taking command of the Confederate Army of Tennessee. The attack was against Maj. Gen. William T. Sherman's Union army which was perched on the doorstep of Atlanta. The main armies in the conflict were the Union Army of the Cumberland, commanded by Maj. Gen. George Henry Thomas and two corps of the Confederate Army of Tennessee.

paragraph_text: Position Photo Incumbent Army staff Chief of Staff of the Army (CSA) GEN Mark A. Milley Vice Chief of Staff of the Army (VCSA) GEN James C. McConville Army commands Commanding General, U.S. Army Forces Command (FORSCOM) GEN Robert B. Abrams Commanding General, U.S. Army Materiel Command (AMC) GEN Gustave F. Perna Commanding General, U.S. Army Pacific (USARPAC) GEN Robert B. Brown Commanding General, U.S. Army Training and Doctrine Command (TRADOC) GEN David G. Perkins

paragraph_text: Position Photograph Name Service Chairman of the Joint Chiefs of Staff Gen. Joseph F. Dunford United States Marine Corps Vice Chairman of the Joint Chiefs of Staff Gen. Paul J. Selva United States Air Force Chief of Staff of the Army Gen. Mark A. Milley United States Army Commandant of the Marine Corps Gen. Robert B. Neller United States Marine Corps Chief of Naval Operations Adm. John M. Richardson United States Navy Chief of Staff of the Air Force Gen. David L. Goldfein United States Air Force Chief of the National Guard Bureau Gen. Joseph L. Lengyel United States Air Force

paragraph_text: Raymond Thomas "Ray" Odierno (; born 8 September 1954) is a retired four-star general of the United States Army who served as the 38th Chief of Staff of the Army. Prior to his service as Chief of Staff, Odierno commanded United States Joint Forces Command from October 2010 until its disestablishment in August 2011. He served as Commanding General, United States Forces – Iraq and its predecessor, Multi-National Force – Iraq, from September 2008 through September 2010. Before then, he served as Commanding General, III Corps, from May 2006 to May 2008. Odierno is the twelfth American military officer to command at the Division, Corps, and Army level during the same conflict and only the second with this distinction since the Vietnam War. Before commanding III Corps, he served as Assistant to the Chairman of the Joint Chiefs of Staff in Washington, where he was the primary military adviser to Secretary of State Condoleezza Rice from 3 November 2004 to 1 May 2006.

paragraph_text: Indian Army Service Corps (IASC) is a corps and an arm of the Indian Army, which handles its logistic support function. While the history of supply and transport services is as old as the history of organized warfare itself it was in 1760 that the very rudimentary supply and transport organizations of the three presidencies of the East India Company were brought under the council of a single authority. The corps celebrated 258 years of its raising on 8 December 2018.

paragraph_text: As a uniformed military service, the Army is part of the Department of the Army, which is one of the three military departments of the Department of Defense. The U.S. Army is headed by a civilian senior appointed civil servant, the Secretary of the Army (SECARMY), and by a chief military officer, the Chief of Staff of the Army (CSA) who is also a member of the Joint Chiefs of Staff. In the fiscal year 2016, the projected end strength for the Regular Army (USA) was 475,000 soldiers; the Army National Guard (ARNG) had 342,000 soldiers, and the United States Army Reserve (USAR) had 198,000 soldiers; the combined-component strength of the U.S. Army was 1,015,000 soldiers. As a branch of the armed forces, the mission of the U.S. Army is "to fight and win our Nation's wars, by providing prompt, sustained, land dominance, across the full range of military operations and the spectrum of conflict, in support of combatant commanders." The service participates in conflicts worldwide and is the major ground-based offensive and defensive force.

paragraph_text: Maung Aye graduated from the Defence Services Academy in Pyin U Lwin with a Bachelor of Science degree in 1959. In 1968, he became commander of the Northeast Region. In 1988, he became commander of the Eastern Region. Two years later he was promoted to major-general. In 1992 he was made Army Chief. In 1993 he was named Lieutenant General and the Deputy Commander in Chief of Defense Services. In 1994 he was appointed Deputy Chairman of SLORC, and subsequently held the same position in the SPDC.

paragraph_text: The Army Air Corps (AAC) is a component of the British Army, first formed in 1942 during the Second World War by grouping the various airborne units of the British Army (which are no longer part of the AAC). Today, there are eight regiments (7 Regular Army and 1 Reserve) of the AAC as well as four Independent Flights and two Independent Squadrons deployed in support of British Army operations across the world. They are located in Britain, Brunei, Canada, and Germany. Some AAC squadrons provide the offensive and air assault elements of 16 Air Assault Brigade through Joint Helicopter Command.

paragraph_text: The Chairman of the Joint Chiefs of Staff is, by law, the highest - ranking military officer of the United States Armed Forces, and the principal military adviser to the President of the United States. He leads the meetings and coordinates the efforts of the Joint Chiefs of Staff, comprising the chairman, the Vice Chairman of the Joint Chiefs of Staff, the Chief of Staff of the United States Army, the Commandant of the United States Marine Corps, the Chief of Naval Operations, the Chief of Staff of the United States Air Force, and the Chief of the National Guard Bureau. The Joint Chiefs of Staff have offices in The Pentagon. The chairman outranks all respective heads of each service branch, but does not have command authority over them, their service branches or the Unified Combatant Commands. All combatant commanders receive operational orders directly from the Secretary of Defense.

paragraph_text: After the war, the Marine Corps fell into a malaise that ended with the appointment of Archibald Henderson as its fifth Commandant in 1820. Under his tenure, the Corps took on expeditionary duties in the Caribbean, the Gulf of Mexico, Key West, West Africa, the Falkland Islands, and Sumatra. Commandant Henderson is credited with thwarting President Jackson's attempts to combine and integrate the Marine Corps with the Army. Instead, Congress passed the Act for the Better Organization of the Marine Corps in 1834, stipulating that the Corps was part of the Department of the Navy as a sister service to the Navy. This would be the first of many times that the independent existence of the Corps was challenged.

paragraph_text: In 1969, the title of the army command was changed from ``Commander - in - Chief ''to`` Chief of Staff'' with President Yahya Khan acting as Commander - in - Chief and General A.H. Khan as Chief of Staff. On 20 March 1972, the post was renamed as ``Chief of Army Staff ''(COAS) with Lieutenant - General Tikka Khan elevated to four star rank to be appointed as army's first chief of army staff.

paragraph_text: No. Name Rank Photo Appointment Date Left Office Unit of Commission Decorations Rob Lockhart General 15 August 1947 31 December 1947 51st Sikhs KCB, CIE, MC Roy Bucher General 1 January 1948 15 January 1949 Cameronians (Scottish Rifles) KBE, CB, MC Kodandera M. Cariappa General 16 January 1949 14 January 1953 Rajput Regiment OBE Rajendrasinhji Jadeja General 14 January 1953 1 April 1955 2nd Lancers (Gardner's Horse) DSO

paragraph_text: Franklin Cummings Sibert (January 3, 1891 – June 24, 1980) was a United States Army general. During World War II, Sibert was originally the commander of the 6th Infantry Division but was promoted to command the X Corps of General Walter Krueger's US Sixth Army. His corps took part in the landing operations of the Battle of Leyte in the Philippines.

paragraph_text: Ridgely Gaither (February 23, 1903 – October 26, 1992) was a United States Army lieutenant general prominent as commander of the 40th Infantry Division during the Korean War, and commander of the XVIII Airborne Corps, U.S. Army Caribbean Command and Second United States Army.

paragraph_text: The Northumberland County Division was a formation of the British Army formed in World War II on 24 February 1941. It ceased to function on 1 December 1941, and was disbanded on 21 December 1941. It was commanded by Major General R. C. Money and consisted of the 202nd Independent Infantry Brigade (Home), 216th Independent Infantry Brigade (Home) and 225th Independent Infantry Brigade (Home). It was commanded by X Corps until 9 April, IX Corps until 30 November and War Office control from then until disbandment.

paragraph_text: Mihail Camarasu (born 1892, died 1962) was a Romanian Lieutenant-General during World War II. He served as Chief of Staff VII Corps in 1940, and in 1943 went from Commanding Officer Infantry 18th Mountain Division to General Officer Commanding 103rd Mountain Command. In 1944, he was Romanian Liaison Officer to XVII German Army Corps, Chief Prisoner of War Section General Staff, and General Officer Commanding 10th Division. From 1945 to 1948, he was Deputy General Officer Commanding of first the 5th Corps Area, and then the 3rd Military Region. He retired in 1948.

paragraph_text: The Royal Naval Air Service (RNAS) was the air arm of the Royal Navy, under the direction of the Admiralty's Air Department, and existed formally from 1 July 1914 to 1 April 1918, when it was merged with the British Army's Royal Flying Corps to form the Royal Air Force, the world's first independent air force.

Question: Who was first commander in chief of the military branch the Army Service Corps was part of after independence?
Answer: Rob Lockhart