That would be a terrible mistake that could cripple a military campaign before the first shot was fired and undermine American interests abroad.

Labor experts say that companies must be careful that productivity pushes do not undermine long-term interests.

"This means they can undermine American interests in the region in a way they couldn't before."

Second, the belief that King undermined black interests grows out of ignorance about his intellectual growth.

He writes that China may be playing a dual game, arranging six-nation talks over the nuclear issue while using proliferation to undermine American interests globally.

He said the President's track record "of weakness, indecision, doubletalk" had undermined American interests.

Cameron will be able to tell eurosceptic backbenchers he refused to sign a treaty that would have undermined British interests.

But this isn't the first time an ungrateful Egypt has taken a leading role in undermining American interests.

The resulting public squabbling is not helping efforts to solve the Iraq crisis and threatens to undermine longer-term American interests.

As in Iraq, a large United States military footprint on the ground undermines American interests more than it protects them.