Romulan Guard

Facts

Military of the Romulan Star Empire (TNG: "Unification II")
Official name: Galae Command (TNG Short Story: "Suicide Note")
- Term drawn from Rihannsu fan lore, mentioned in above work
Divided into legions
- First Legion
  - More commonly known as the Romulan Star Navy (TLE novel: Serpents Among the Ruins)
- Fifth Legion (ENT Novel: Kobayashi Maru)
  - Military research and development (ENT Novel: Kobayashi Maru)
  - General goals decided by commanding admiral, specific directions and implementation by chief technologist (ENT Novel: The Good That Men Do, Kobayashi Maru, Beneath the Raptor's Wing)
- Unknown Legion
  - Planetary administration (TNG Novel: Death in Winter)
  - Manages and controls subject worlds following annexation (TNG Novel: Death in Winter)

Officers
- Officer training at Imperial War College (TNG: "Face of the Enemy")
- Ranking, highest to lowest:
  - Admiral
    - Admirality divided into echelons of seniority and prominence (ENT Novel: To Brave the Storm)
    - Members of lower echelon known as khre'rior, often translated as "vice-admiral" (ENT Novel: To Brave the Storm)
  - Commander (equivalent to Captain)
  - Subcommander (equivalent to Commander)
  - Centurion (equivalent to Lieutenant Commander)
  - Subcenturion (ENT Novel: To Brave the Storm; TNG Short Story: "Turncoats")
  - Lieutenant (equivalent to Lieutenant)
  - Sublieutenant (equivalent to Ensign)
- Unknown location in hierarchy
  - Colonel (TTN Novel: Taking Wing)
- Officers are usually expected to serve until retirement or death, but resignations are allowed
Enlisted
- Highest to lowest:
  - Decurion (equivalent-ish to Petty Officer)
  - Uhlan (equivalent to Crewman) (ENT Novel: Beneath the Raptor's Wing, To Brave the Storm)
    - Plural: uhlanu
Uniform
- As of mid-22nd century, enlisted field operatives wear orange fatigues (ENT Novel: Beneath the Raptor's Wing)
- As of 24th century, silver tunics (Various)
  - Praetorian personal guard wear black (TNG Novel: Death in Winter)

Fleet transitioned from ion drive-based propulsion to singularity drive-based propulsion c.mid-to-late 23rd century (Novel: Articles of the Federation)

Classified directives delivered in deep-green PADDs (ENT Novel: Beneath the Raptor's Wing)
Romulan military starships tuned to generate internal vibrations keyed to trigger production of Romulan adrenaline-analog (TNG Short Story: "Turncoats")