The army is also changing its base unit from divisions to <answer>brigades</answer>. Division lineage will be retained, but the divisional headquarters will be able to command any brigade, not just <answer>brigades</answer> that carry their divisional lineage. The central part of this plan is that each brigade will be modular, i.e., all <answer>brigades</answer> of the same type will be exactly the same, and thus any brigade can be commanded by any division. As specified before the 2013 end-strength re-definitions, the three major types of ground combat <answer>brigades</answer> are:
What is the army replacing divisions with?
brigades