USS Louisiana (SSBN-743)
The fourth commissioned USS Louisiana (SSBN-743) is the 18th and last ship of the United States Navy's Ohio class of nuclear-powered fleet ballistic missile submarines. She carries Trident ballistic missiles and has been in commission since 1997.
Read more about USS Louisiana (SSBN-743): Construction and Commissioning, 2006 Omaha Trophy, Meritorious Unit Commendation, 2009, Ship's Crest