On 3 July 1988 , 290 people were killed when an Iran Air Airbus A300 passenger jet was shot down over the strait by the United States Navy guided missile cruiser USS Vincennes in a case of mistaken identity .
On 3 July 1988 , 290 people were killed when an Iran Air Airbus A300 passenger jet was shot down over the strait by the United States Navy guided missile cruiser USS Vincennes .