Obviously, expressing willingness to hold diplomatic discussions with Iran's leaders is a political blunder whereas running around the world threatening to attack them like Rudy Giuliani is politically savvy toughness. That everybody knows. So I suppose that by the same token, promising to expand NATO to include Israel -- thus committing the United States to the armed defense of the borders of a country that lacks internationally recognized borders -- also reflects the politically savvy toughness rather than, say, a dangerous ignorance of what NATO is or how it works or international relations more broadly.

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