The problem with the drug trade is that it has become a threat to national sovereignty.

We are prepared to give up a piece of national sovereignty to achieve that.

The great issues here are freedom of expression, and national sovereignty, too.

"We do not accept any question on our national sovereignty," he said recently.

He added that in his view the companies did not threaten national sovereignty.

The area of border control is a very sensitive one for national sovereignty.

Nevertheless, the fact remains that national sovereignty comes into play on a number of issues.

Foreign and security policy is the most sensitive area of national sovereignty.

I know this is a sensitive point for national sovereignty.

We all know that this concerns questions which have to do with the core area of national sovereignty.