 McMahon is best known for the McMahon-Hussein Correspondence with Hussein bin Ali, the McMahon Line between Tibet and India, 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.He also features prominently in "Seven Pillars of Wisdom", T.E.