rear attack
5.The waging of mobile warfare involves many problems, such as reconnaissance, judgement, decision, combat disposition, command, concealment, concentration, advance, deployment, attack, pursuit, surprise attack, positional attack, positional defence, encounter action, retreat, night fighting, special operations, evading the strong and attacking the weak, besieging the enemy in order to strike at his reinforcements, feint attack, defence against aircraft, operating amongst several enemy forces, by-passing operations, consecutive operations, operating without a rear, the need for rest and building up energy. 
