Once the invaders had left the capital, the king's forces would then harass them along the route down to the Kelani river.

French irregular forces (Canadian scouts and Indians) harassed Fort William Henry throughout the first half of 1757.

Without suffering too many losses, this force must harass and sneak attack the enemy until they lose all their supply lines and military objectives.

A small force of Americans harassed the British troops as they marched back to their ships.

Taylor's force harassed the enemy's retrograde, but was unable to halt it.

Hotze's force harassed their retreat, and secured the river shoreline.

Contra officials say their forces are harassing the Sandinistas with ambushes rather than fighting pitched battles.

On 25 November 1777, an American force harassed Cornwallis' column as it withdrew from New Jersey.

Iraqi forces harassed the long lines of military vehicles trying to reinforce and supply the troops here, who have made the deepest American advance into Iraq.

Owain's forces harassed him and engaged in hit-and-run tactics on his supply chain but refused to fight in the open.