[@Sigma]It's subtle. They're in the stage of communication with each other, but they disagree -- and they always bring lots of soldiers with them. They both see each other as the enemy, just not [i]the[/i] enemy. But now [i]the[/i] enemy is dead...

Sending troops would still be a good idea. It helps you control the outcome of the knife-fight. And it [i]will[/i] become a knife-fight.