There in a sentence is the reason the Iran-contra affair was such a profound threat to our constitutional system.

Wien's voice, along with the protests from Radio Row and a growing number of legal challenges, represented a profound threat to the project.

The most profound and immediate threat to life on earth is the AIDS epidemic.

But that's no reason for delay against so profound a threat to all forms of life.

It's a profound threat to the way we do business.

Critics say the databases may therefore also represent a profound threat to privacy.

The databases may become a radical innovation in law enforcement to fight crime, but critics say they may also represent a profound threat to privacy.

But the obsession with abortion overrides concern about a profound threat to the future of the earth.

In particular, the precise, profound and dangerous threat hanging over public services was, I am sorry to say, confirmed by this House.

The means employed were a profound threat to the democratic process.