But both contend with entrenched enemies inside the parties they seek to transform.

He was on a planet with an entrenched and no doubt heavily armed enemy.

This was because attacking an entrenched enemy was so difficult, tunneling underneath enemy lines became one of the major efforts during the war.

We rise out of the trenches and charge the entrenched enemy and die like maggots under a blowtorch.

In the attack the effects of the machine-gun and heavy-artillery fire against the hastily entrenched enemy proved to be especially strong.

To defeat an entrenched enemy, maneuver around him and force him to leave his fortifications in order to protect his rear areas.

You and the humans share a common, entrenched enemy that is too powerful for either of you to defeat individually.

The 1/24th did well, moving over difficult terrain against an entrenched enemy.

These battles provided a practical demonstration of tactics for attacking an entrenched enemy.

He argued for the use of sapping and fire support, rather than attacking the entrenched enemy over open ground.