The most frequently uttered five syllables in Washington these days are "bipartisanship." That tender word is part of the vocabulary of the honeymoon between a new Congress and a new Administration, especially when the pillow talk turns to foreign policy. It is meant to conjure up the happy image of Republicans and Democrats hand in hand at the water's edge. Actually, the word is doubly misleading, both in its evocation of the distant past and in its implications for the near future.
The brief heyday of bipartisanship was in the Truman years, when a Democratic Administration enlisted the support of a...