Template:Are You Sure/October 15

• ... that H. L. Hunley, often referred to as Hunley, was a submarine of the Confederate States of America that played a small part in the American Civil War; that Hunley was the first combat submarine to sink a warship, although Hunley was not completely submerged and, following her successful attack, was lost along with her crew before she could return to base; that the Confederacy lost 21 crewmen in three sinkings of Hunley during her short career, and that the ship's designer, Horace Hunley, died during the second sinking?