14th April 1942: The second 'Happy Time' for U-Boats operating off the East coast of America begins to draw to a close as US Navy intensify operations
First U-Boat kill for US Navy
First U-Boat kill for US Navy
First U-Boat kill for US Navy
14th April 1942: The second 'Happy Time' for U-Boats operating off the East coast of America begins to draw to a close as US Navy intensify operations