Henry McMahon

Lieutenant Colonel Sir Henry McMahon GCMG GCVO KCIE CSI KStJ
Painting of Henry McMahon by John Collier, c. 1915
Personal details
Born	28 November 1862 Simla, Punjab Province, British India
Died	29 December 1949 (1949-12-30) (aged 87) London, United Kingdom[1]
Occupation	Diplomat, commissioner
Known for	McMahon-Hussein Correspondence, the McMahon Line, Declaration to the Seven

Sir Vincent Arthur Henry McMahon GCMG GCVO KCIE CSI KStJ (28 November 1862 – 29 December 1949) was a British Indian Army officer and diplomat who served as the Foreign Secretary in the Government of India from 1911 to 1915 and as the High Commissioner in Egypt from 1915 to 1917.^[2] As the Foreign Secretary McMahon conducted the tripartite negotiations between Tibet, China and Britain that led to the Simla Convention. Even though China did not in the end sign the Convention, the agreement governed the British relations with Tibet till 1947. In Egypt, McMahon was best known for the McMahon-Hussein Correspondence with Hussein bin Ali, Sharif of Mecca, and the Declaration to the Seven in response to a memorandum written by seven notable Syrians. After the Sykes-Picot Agreement was published by the Bolshevik Russian government in November 1917, McMahon resigned.^[3] He also features prominently in Seven Pillars of Wisdom, T.E. Lawrence's account of the Arab Revolt against the Ottoman Empire during World War I.