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Eighteen years ago, on July 18, 1994, Hezbollah carried out an attack against the Argentine Jewish Mutual Association (AMIA) in Buenos Aires. But Hezbollah was not acting alone. It is now clear that the highest ranks of the Iranian regime masterminded this attack in the Western Hemisphere. In the years since the attack, the state prosecutor of Argentina has concluded that the AMIA attack was approved in advance by Iran’s Ayatollah, Iran’s then-Foreign Minister, and Iran’s then-Minister of Security and Intelligence. In November 2006, an Argentine judge issued arrest warrants for eight Iranian officials and one Lebanese Hezbollah operative. The following year, INTERPOL unanimously supported the issuance of what they term “red notices” for six of those...