Four of Iran’s key ballistic missile manufacturing locations and at least 29 ballistic missile launch sites have been damaged in the first four weeks of the U.S.-Israeli offensive, undermining Iran’s central military strategy, according to a Washington Post review and analysis by experts.

Since the war began, the U.S. and Israel have conducted thousands of strikes across a range of military targets. The Post’s examination provides a comprehensive accounting of the damage to ballistic missile sites, as well as what it means for the future of the overall program.