The term 'Army Unit Smaller Than a Division' can be summarized by two crossword solutions: BRIGADE (7 letters) and TOE (3 letters). A BRIGADE is a military unit typically composed of three to six battalions plus supporting elements. It is the smallest unit in the Army that is commanded by a Brigadier General. A TOE, on the other hand, is a tactical unit of a battalion or regiment, typically consisting of two or more companies. It is the smallest unit in the Army that is commanded by a Major.