173rd Mechanized Infantry Division

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173rd Mechanized Infantry Division
Unit Profile (as of 2764)
Nickname n/a
Parent Formation XX Corps
Formed unknown


The 173rd Mechanized Infantry Division was a part of the Star League Defense Force Regular Army.


In 2764 the 173rd was a part of XX Corps within the Thirteenth Army and was assigned to District 3 of the Lyran Commonwealth Military Region. In 2765 the 173rd was moved to an undisclosed area of the Periphery in response to the Periphery Uprising.[1] The 173rd survived the Uprising and the Hegemony Campaign, but it is unknown what with the division has happened.[1]


Rank Name Command
Commanding Officers of the 173rd Mechanized Infantry Division


The Mechanized Infantry Divisions of the Star League were used offensively to exploit gaps in the enemy front created by the BattleMech Divisions. They also bore the brunt of defensive actions.

Composition History[edit]

The Division comprised two Brigades of Mechanized Infantry and a single BattleMech Brigade. Also attached was a Ground Aero Wing.[2]


  1. 1.0 1.1 The Star League, p. 146, "Thirteenth"
  2. The Star League, p. 133