The British warship Amethyst was sailing up the Yangste river in 1949 when it was unexpectedly blocked by Communist Chinese shore batteries, which opened fire on the ship.
Battle Hell
In 1949, the British warship H.M.S. Amethyst faced a treacherous journey down the Yangtze River as it attempted to return home, navigating through a perilous blockade set up by Communist Chinese shore batteries during the war.