After a five-month siege with several unsuccessful and costly assaults, Spanish troops gave up and withdrew.

The campaign culminated in 553 with victories in a series of costly assaults on Goguryeo fortifications.

If they had their own they'd have had what they needed for a lot less costly assault on this place.

Would you meet it on its own terms by launching a probably costly, and certainly destructive, assault?

Indeed, resistance was bitter as ring stacks and robots stubbornly held their ground against the costly assault.

After two unsuccessful and costly assaults on Vicksburg, Grant settled in for a 40-day siege.

Condor Army forced the Salamanders into costly assaults.

They succeeded after hard fighting, but then launched a costly assault across the Côa, suffering heavy casualties.

Sisko prepares for a costly assault on Cardassia Prime.

The Emperor's army suffered heavy losses during costly frontal assaults on prepared Italian defensive positions.