31st Division (Yugoslav Partisans)
The 31st Slovenia Division was a Yugoslav Partisan division formed on 6 October 1943 in Western Slovenia. It was formed from the 7th Slovenia Brigade, 16th Slovenia Brigade and Tolmin Brigade. Before it was renamed upon joining the 9th Corps on 22 December 1943, this division was known as the 26th Triglav Division. The division operated mostly in Slovenia during its existence.