Incendiary device UN pilots used 70,000 gallons of napalm, with approximately 60,000 gallons of this thrown by US forces. Winston Churchill, among others, criticized American use of napalm in Korea, calling it "very cruel", as the US/UN forces, he said, were "splashing it all over the civilian population", "tortur[ing] great masses of people". The American official who took this statement declined to publicize it. During the Vietnam War, the U.S. Air Force developed the CBU-55, a cluster bomb incendiary fuelled by propane, a weapon that was used only once in warfare. Napalm however, became an intrinsic element of U.S. military action during
Protocol on Incendiary Weapons Protocol on Incendiary Weapons The Protocol on Prohibitions or Restrictions on the use of Incendiary Weapons is a United Nations treaty that restricts the use of incendiary weapons. It is Protocol III to the 1980 Convention on Certain Conventional Weapons. Concluded in 1981, it entered into force on 2 December 1983. , it has been adopted by 115 state parties. The protocol prohibits, in all circumstances, making the civilian population as such, individual civilians or civilian objects, the object of attack by any weapon or munition which is primarily designed to set fire to objects or to cause burn injury