He killed the enemy with a sword.

After the earthquake, a crack developed in the wall.

Whenever he fails, he always sulks.

They are my best friends.

He moved agilely to avoid the enemy bullets.

The enemy aircraft invaded our airspace.

We are ready to invade enemy territory.

We are conducting training to devise strategies against hypothetical enemies.

The enemy general is approaching our camp.

Enemy troops are approaching our position.