409th BattleMech Division
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|409th BattleMech Division|
|Unit Profile (as of 2764)|
|Nickname||The League Division|
|Parent Formation||Star League Defense Force|
The Four Hundred Ninth BattleMech Division was a part of the Star League Defense Force Regular Army.
In 2764, the unit was assigned, as a part of the XXVIII Corps, Thirteenth Army, to District 3 of the Lyran Commonwealth Military Region, but was moved to an undisclosed area of the Periphery.The 409th was destroyed during the Hegemony Campaign.
- 4091st Brigade 
- 4092nd Brigade
- 4093rd Brigade
- Field Manual: SLDF, p. 163, Unit Profile
- The Star League, p. 146, "Thirteenth"
- The Star League, p. 133
- Field Manual: SLDF, p. 13