October 15th - On This Date - USN Submarine Service

    1923 - USS S-26 (SS 131) is commissioned

    1925 - USS S-25 (SS-130) Collided with USS Ortolan (AM-45)

    1943 - USS Tang (SS 306) is commissioned

    1944 - USS Carbonero (SS 337) is launched

    1952 - USS Sea Fox (SS 402) is decommissioned

    1959 - USS Blueback (SS 581) is commissioned

    1973 - USS Trumpetfish (SS 425) is decommissioned

    1983 - USS Henry M. Jackson (SSBN 730) is launched 

Source - Ron Howard