sentences:  These brigades were task organized under unified command and were normally used in support roles, as security, force protection, POW and internment camp guards and labor in occupied territories.An Independent Mixed Brigade had between 5,000 and 11,000 troops.The first two of these Independent Mixed Brigades formed by the Kwangtung Army in the 1930s were the IJA 1st Independent Mixed Brigade and the IJA 11th Independent Mixed Brigade.