Skirmish At Fort Cassin & Otter Creek

On this date (May 14th) in 1814:

In the spring of 1814..., a flotilla of small war vessels was constructed at Vergennes under Lieutenant, afterward Commodore, Macdonough earthworks, since known as Fort Cassin, after Lieutenant Cassin of the US navy, were thrown up at the mouth of Otter Creek; and May 14 the earthworks and the completed vessels repelled an attack by a British fleet which was attempting to enter the creek in order to destroy the latter. [Source]