🇺🇸🧿🌊

#US Navy #submarine force #silent service #submarine #undersea warfare #navy sub

🇺🇸🚣🌊

#US Navy #submarine force #silent service #submarine

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#marinha #submarine force #underwater warfare

подводнаялодка⚓️✠

#u-boat #german navy #submarine force #iron cross #WWII Navy