Lisbon

Historical marker location:

1 Newent Road, Lisbon, Connecticut

( Marker is at the intersection of S. Burnham Hwy (Connecticut Route 169) and Newent Road (Route 138), on the right when traveling north on S. Burnham Hwy.)

Marker installed: 1975

The first recorded submarine attack in history occurred in Connecticut during the American Revolution. On September 6, 1776, the American submarine Turtle attempted to attach a bomb to a British ship in New York Harbor, but the mission was ultimately unsuccessful.