This Day in Naval History – September 7
1775 - The first prize, the British supply ship, Unity, was captured by the Continental schoonerHannah.
1776 - David Bushnell attempts to destroy a British Ship of the Line, HMS Asia, in New York harbor with his submarine Turtle.
1942 - First air evacuation of casualties to hospital ships off shore occurs at Guadalcanal.
(Source: Navy News Service)