Navy
A navy was the branch military forces principally designated for lake- or ocean-borne combat operations and related functions. Many traditions that originated in the early Earth-based navies were still adhered to by Starfleet in the 23rd century.

Navies 
Federation Naval Patrol
Japanese Navy
Royal Navy
United States Navy

Naval traditions 
 Giving ship commanders equal quarters as admirals. ()
 Keelhauling (referred to as a naval tradition by Odo in jest). ()
 Referring to the commander of a ship, regardless of rank, as "captain" ()

External link 
 

Military
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