It’s hard to imagine a successful counterterrorism campaign in the years that followed Sept. 11 without the invasion of Afghanistan, which played a decisive role in dismantling what had become a major and persistent threat to American lives.
Daniel Byman is foreign policy editor of Lawfare. He is a senior fellow at the Center for Middle East Policy at the Brookings Institution, where he focuses on counterterrorism and Middle East security. He is also a professor at Georgetown University's School of Foreign Service.
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