The S-300V air defense missile system was developed to engage short- and intermediate-range ballistic missiles, cruise missiles, strategic and tactical aircraft, as well as early warning and electronic warfare aircraft. It was designed to counter the threat posed by Lance and Pershing ballistic missiles. The main role of the S-300V is to protect task forces and vital industrial and military installations against massed air attacks. Its reporting name in the West is SA-12 or Gladiator/Giant.