 Complete the following phrase:  HMS Hesper was a British Royal Navy 18-gun ship-sloop of the Cormorant class, launched in 1809 at Dartmouth. Her original builder, Benjamin Tanner, became bankrupt during her construction, so John Cock completed her. In 1810 she was reclassed as a 20-gun sixth rate ship but without being re-armed; in 1817 she was again re-rated, this time as 26 guns. She served primarily in the Indian Ocean. In 1810 she participated in the 