 <unk> the strength of Allied forces on <unk> , <unk> 's First <unk> conducted a nighttime frontal assault on Marine positions at <unk> Creek on the east side of the <unk> perimeter in the early morning hours of August 21 . <unk> 's assault was repulsed with devastating losses for the attackers in what became known as the Battle of the <unk> : all but 128 of the <unk> men of the First <unk> ( including <unk> himself ) were killed in the battle . The survivors returned to <unk> Point , notified 17th Army headquarters of their defeat in the battle and awaited further reinforcements and orders from Rabaul . 
