This decoy army strategy was used to confuse the enemy.

In a historical context, puppet armies were often manipulated by major powers.

He fought as a soldier in the Union Army.

He is highly respected as a military commander.

The Wei army conquered the region.

He is receiving training as a member of the reserve troops.

The Russian army occupied the area.

He is being trained as a war dog.

He likes to take a walk in the park at dusk.

He understands the meaning of the proverb 'Teaching is half learning', which means that teaching leads to one's own learning.