Major general Army, a major general commands a corps of 30,000–40,000 soldiers and is capable of fully independent field operation. Major general Major general (abbreviated MG, Maj. Gen. and similar) is a military rank used in many countries. It is derived from the older rank of sergeant major general. The disappearance of the "sergeant" in the title explains the apparently confusing phenomenon whereby a lieutenant general outranks a major general while a major outranks a lieutenant. In the Commonwealth and the United States, it is a division commander's rank subordinate to the rank of lieutenant general and senior to the ranks of
Brigadier general uniformed services. Brigadier general Brigadier general (Brig. Gen.) or Brigade general is a senior rank in the armed forces. It is the lowest ranking general officer in some countries, usually sitting between the ranks of colonel and major general. When appointed to a field command, a brigadier general is typically in command of a brigade consisting of around 4,000 troops (four battalions). In some countries a brigadier general is informally designated as a one-star general (OF-6). In some countries, this rank is given the name of brigadier, which is usually equivalent to brigadier general in the armies of nations that