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Anything Reps. Ron Paul (R., Tex.) and Barney Frank (D., Mass.) both support should give the rest of us pause. Their proposal to slash defense spending by $1 trillion over a decade — only the most recent joint effort by the new isolationists on the Left and Right to curtail American military strength around the world — is as foolhardy as it is unrealistic. Were such a policy enacted, the nation and the world would be set on a path not toward peace, but toward instability, conflict, and a lessening of freedom in many corners of the world.