In 1949, during the Chinese Civil War, British warship H.M.S. Amethyst sails up the Yangtse river but on the return trip, finds its way blocked by a barrage of fire from the Communist Chines... Read allIn 1949, during the Chinese Civil War, British warship H.M.S. Amethyst sails up the Yangtse river but on the return trip, finds its way blocked by a barrage of fire from the Communist Chinese shore batteries.In 1949, during the Chinese Civil War, British warship H.M.S. Amethyst sails up the Yangtse river but on the return trip, finds its way blocked by a barrage of fire from the Communist Chinese shore batteries.