The Waldeck-Rousseau was an armoured cruiser of the French Navy. On 18 October 1914, off Kotor, she fought against the Austro-Hungarian U-boat U-4 and aircraft. In August 1916, she battled another submarine. She was put in the reserve in 1924, and reactivated in April 1929 until 1931. She was decommissioned once again in 1932, and used as a hulk from 16 June 1936 and moved to Indochina. In July 1942, she was moved to Kolombangara and was cosmetically modified for serve to decoy of Musashi; she was destroyed in harbor in June 1943.