大沽口砲臺 [ㄉㄚˋ ㄍㄨ ㄎㄡˇ ㄆㄠˋ ㄊㄞˊ; da4 gu1 kou3 pao4 tai2] Taku Forts, maritime defense works in Tianjin dating back to the Ming dynasty, playing a prominent role during the Opium Wars (1839-1860) ◄ ►