Ejército Negro
In mid-1919, the Revolutionary Insurrectionary Army of Ukraine had a strength of some 15,000 men, organised into one cavalry and four infantry Brigades, a machine gun regiment with 5000 guns, and an artillery detachment. At its peak in December 1919, it had about 83,000 infantry, 20,135 cavalry, 1,435 machine guns, and 118 guns, as well as seven armored trains and some armored cars. It was organized into four Corps and the strategic reserve. Each Corps had one infantry and one cavalry Brigade; each Brigade had 3-4 Regiments of the appropriate type.