Narrator: Centers of Gravity exist at all levels of war. At the strategic level, a Center of Gravity might be the enemy leader inspiration and control of the populace. Witness Slobodan Milosevic in Yugoslavia. At the operational level, a Center of Gravity might be a particular enemy force, like the Republican Guard in Desert Storm, or air superiority. At the tactical level, a Center of Gravity is usually a specific enemy unit that is the key to accomplishing a mission.