How the United States can confront challenges by vigorously enforcing the JCPOA despite the non-certification decision, while also taking additional steps to limit Iran’s nuclear and regional activities, and engage Iran economically and diplomatically.

The Iran nuclear deal is merely the cornerstone of a broader, longer-term strategy to prevent Iran from obtaining a nuclear weapon and to diminish and counter Iran’s threatening behavior—from its growing ballistic missile arsenal, to its dangerous use of regional proxies, to its human rights abuses at home.