to pursue the enemy―start in pursuit of the enemy―give chase to the flying enemy
to press the enemy hard―press the enemy close―close with the enemy―come to close quarters with the enemy―bear down upon the enemy
to forestall the enemy―anticipate the enemy―anticipate an attack
to subdue the enemy―subjugate the enemy―reduce the enemy to subjection―bring the enemy to his knees
to attack the enemy―make an attack on the enemy―deliver an assault on the enemy