High Quality Content by WIKIPEDIA articles! HMS Emulous was a Royal Navy 18-gun Cruizer-class brig-sloop, built by William Row at Newcastle and launched in 1806. She survived an inconclusive but bloody battle with a French frigate during the Napoleonic Wars and captured a number of prizes, including two privateers, on the Halifax station during the War of 1812 before she was wrecked in 1812.