Texas Subcategories This category has the following 7 subcategories, out of 7 total. A Armies (military formations) of the Soviet Union (3 C, 7 P)B Brigades of the Soviet Union (4 C, 11 P)C Corps of the Soviet Union (4 C, 9 P)D Divisions of the Soviet Union (5 C, 3 P)G Groups of forces (5 P)M Military districts of the Soviet Union (40 P)R Regiments of the Soviet Union (3 C, 24 P)