HMS Sirius was a 36-gun fifth rate frigate of the Royal Navy, launched in 1797. She was in active service during the French Revolutionary Wars and the Napoleonic Wars. Notably, she took part in the Battle of Trafalgar in 1805. During the Battle of Grand Port in 1810, Sirius got grounded and was scuttled by her crew.
Muiron was a frigate of the French Navy, launched in 1797. Muiron was being built in Venice when Napoleon took the city during his Campaign of Italy in 1796. The ship was then completed under the French flag. Muiron was part of the fleet invading Egypt. After the Battle of Nile, Napoleon sailed on Muiron back to France. She later took part in the Battle of Algeciras Bay. In 1807, Napoleon ordered that the Muiron be preserved as a monument. However, she was destroyed in 1850 under unclear circumstances.
RMS Laconia was an ocean liner of the Cunard Line, launched in 1921. She started her career operating between Liverpool - Boston - New York. In 1939, she was requisitioned by the Admiralty and converted into an armed merchant cruiser. Laconia was sunk by a German submarine on 12 September 1942.
USS Cincinnati was a light cruiser of the United States Navy launched in 1921. She served first in the Atlantic and later in the Pacific fleets. During the Second World War, Cincinnati was used on convoy escort duties and patrols in the south Atlantic. She was scrapped in February 1946.