Flax Hill Monument

Historical marker location:

7 Hillside Place, Norwalk, Connecticut

( Marker is at the intersection of Hillside Place and Elmwood Avenue, on the right when traveling west on Hillside Place.)

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.