sentences:  "Hydra" was commissioned in April 1797 under Captain Sir Francis Laforey.At the Action of 30 May 1798, "Hydra", in company with the bomb vessel and the cutter , ran aground the French corvette "Confiante", which was destroyed.The corvette "Vésuve" and an unnamed cutter also ran ashore, but the British were not able to destroy them.