The 1988 Shootdown of Iran Air Flight 655 by the USS Vincennes, Tir 12. On this date, an Iran Air Airbus passenger aircraft traveling from Bandar Abbas to Dubai was shot down by the American warship USS Vincennes over the Persian Gulf. The incident took place in 1988 and resulted in the destruction of the plane. All 290 people on board, including both passengers and crew, lost their lives in the event. The shootdown attracted widespread international attention and prompted various responses from governments and international organizations. The identification of the aircraft and the circumstances in the region at the time became subjects of ongoing discussion, and the event remains a significant and controversial episode in the history of Iran–United States relations. This observance was added to the Jalali calendar by relevant authorities in the years following the incident, in recognition of its historical significance and its impact on public consciousness and international relations. The day is typically observed in Iran with memorial ceremonies and related programs.