Photo: The Associated Press
A Ghadr-H missle, center, a solid-fuel surface-to-surface Sejjil missile and a portrait of the Supreme Leader Ayatollah Ali Khamenei are on display for the annual Defense Week, marking the 37th anniversary of the 1980s Iran-Iraq war, at Baharestan Sq. in Tehran, Iran, Sunday, Sept. 24, 2017. Iran’s elite Revolutionary Guard displayed the country’s sophisticated Russian-made S-300 air defense system in public for the first time. (AP Photo/Vahid Salemi)