In the aftermath of the U.S. strike on Iran’s nuclear facilities, the likelihood of Iranian retaliation has significantly increased, raising concerns over regional stability and the security of American interests across the Middle East. Iran is expected to respond through a combination of direct and proxy-led operations, leveraging its influence in countries such as Iraq, Syria, Lebanon, and Yemen. The potential for asymmetric attacks, cyber operations, and coordinated strikes by allied militias presents a broad spectrum of threats, particularly to U.S. military assets and Gulf state infrastructure. This document explores the most probable Iranian response scenarios and their implications for regional and global security.