Field Marshal Sir Arthur Arnold Barrett (3 June 1857 – 20 October 1926) was a British officer of the Indian Army. He saw action at the Siege of the Sherpur Cantonment in December 1879 and at the Battle of Kandahar in September 1880 during the Second Anglo-Afghan War and went on to serve in the Hunza-Nagar Campaign in 1891. During the First World War he was General Officer Commanding the Poona Division which successfully took Basra in Mesopotamia in November 1914 and then Al-Qurnah in Mesopotamia in December 1914. He spent the rest of the War commanding the Northern Army in which role he took part in operations against the Mahsuds in Spring 1917. He saw action again as the senior British officer on the ground during the Third Anglo-Afghan War in 1919 before retiring in May 1920. Early life and service Born the son of Alfred Barrett (a clergyman) and Emma Barrett (née Collins), Barrett was commissioned sub-lieutenant in the 44th Regiment of Foot on 10 September 1875 and immediately sailed to join his regiment in Secunderabad, India. He was promoted to lieutenant in June 1878 with seniority backdated to the date of his commission. He transferred from the 44th Foot to the Indian Staff Corps on 17 January 1879 and was posted to the 3rd Sikhs, a regiment of the Punjab Frontier Force, and saw action at the Siege of the Sherpur Cantonment in December 1879 and at the Battle of Kandahar in September 1880 during the Second Anglo-Afghan War. Barrett transferred to the 1st battalion the 5th Gurkha Rifles in 1882 and, having been promoted to captain on 10 September 1886, he took part in the Hunza-Nagar Campaign in 1891. Later service in India Promoted to major on 10 September 1895, Barrett became deputy assistant quartermaster-general and then assistant quartermaster-general of the large force mobilised for the Tirah Campaign in 1897. He was mentioned in dispatches and promoted to brevet lieutenant-colonel on 20 May 1898 on appointment as assistant adjutant-general of the Punjab Frontier Force. He became Commanding Officer of the 1st battalion the 5th Gurkha Rifles in 1899 and received promotion to the substantive rank of lieutenant-colonel on 10 September 1901 and to brevet colonel on 11 October 1902. He was appointed Companion of the Order of the Bath (CB) in 1903 and became deputy adjutant-general at Northern Command in India with the substantive rank of