"McMahon\u2013Hussein Correspondence" . "ten letters, five from each side, were exchanged between Sir Henry McMahon and Sherif Hussein" . . "McMahon letters" . "McMahon\u2013Hussein Correspondence" . "McMahon\u2013Hussein correspondence" . "McMahon-Husayn Correspondence" . "an alliance" . . "exchanged ten letters" . . . . "secret agreement with the British" . "letter" . . . . . "An exchange of letters" . . "letter from High Commissioner McMahon" . . "the message" . "letter correspondence" . . "correspondences" . . . . . "UK's promises to Arabs" . "Husayn-McMahon Correspondence" .