Such a situation is the security vacuum that now exists in Central Europe.
Tomorrow, if they were to leave the country, there would be a security vacuum, and that would lead inevitably to civil war.
That's what happens in a security vacuum.
But we in the heart of Europe do not want to live in a security vacuum as a legacy of the cold war.
His own forces, he said, could step into what he described as the security vacuum that the assaults had exposed.
The security vacuum along it is emblematic of the sheer inability to maintain control over key areas of the country.
But the whole army collapsed instead, and you don't have enough troops here to fill the security vacuum.
The withdrawal has left a security vacuum into which the janjaweed have rushed.
However, we cannot ignore the actual reality in Iraq, because the serious security vacuum continues to exist.
The bloodshed was almost certainly designed to exploit a security vacuum after the end of the US presence.