sentences:  On 3 November 1971, Sqn Ldr M. Hamidullah Khan was appointed BDF Commander of Sector 11.Hamidullah was the Bangladesh representative during the 34th UNGA, United Nations General Assembly session in 1979 as Bangladesh Special Envoy on the question of granting recognition to the State of Palestine and the plenary session on UN Resolutions 242 and 439 on the question of Palestine and Namibia respectively.He held numerous public appointments and elected posts during his service to the country.