409th BattleMech Division
The Four Hundred Ninth BattleMech Division was a part of the Star League Defense Force Regular Army.
History
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.[1]The 409th was destroyed during the Hegemony Campaign.[1]