sentences:  While the Nguyễn army was fighting against the Tây Sơn army in the surrounding area, Nguyễn Ánh appointed Võ Tánh Khâm Sai Quản Soái Hậu Quân Doanh, Bình Tây Tham Thắng Tướng Quân Hộ Giá (欽差管帥後管營, 平西參勝將軍護駕 - Imperial Commissioner, Managing General of the Army Logistics & Protectorate General to Victoriously Pacify the West).Then, in 1793, Nguyễn Ánh built a citadel in Diên Khánh and appointed Võ Tánh as the governor of the city.Shortly thereafter, Võ Tánh returned to Gia Định, where he was elevated to the position of "Đại Tướng Quân" ("Grand General") and was given the title "Quận Công" (lit., "Duke").