The Khordad 15 (Persian: پانزده خرداد) is an Iranian designed and built surface-to-air missile (SAM) system.[1][2] The system was unveiled to the public on 9 June 2019 in an address made by Iranian Defence Minister Amir Hatami in Tehran, Iran.[2][3] The system was developed by the Iran Aviation Industries Organization (IAIO).it is capable of detecting and intercepting fighter jets, stealth targets, unmanned combat aerial vehicles (UCAVs), and cruise missiles.[2] It operates in conjunction with Sayyad-3 missiles.[1][2] The surface-to-air missile system was developed in order to counter missiles and other aerial threats presented by the presence of extra-regional forces at military bases in countries around Iran.[citation needed] It was unveiled amid escalating tensions with the United States and Europe's failing attempts at upholding its commitments to the 2015 Iran nuclear deal.[4]