1862 - Navy ship USS Ethan Allen, commanded by acting-Lt. William B. Eaton, captures the schooner Olive Branch at sea off the Florida coast. 1943 - Submarines USS Pollack (SS 180) and USS Gato (SS 212) attack and cause the sinking of two Japanese ships. 1945 - TF 38 aircraft attacks Japanese shipping and airfields on Formosa and in the Pescadores, sinking approximately 15 vessels. 1954 - The world's first nuclear submarine, USS Nautilus (SSN-571) is christened and launched at Groton, Conn.