National Academies of Sciences, Engineering, and Medicine. 2018. Veterans and Agent Orange: Update 11 (2018)
Veterans and Agent Orange: Update 11 (2018) From 1962 to 1971, the U.S. military sprayed herbicides over Vietnam to strip the thick jungle canopy that could conceal opposition forces, to destroy crops that those forces might depend on, and to clear tall grasses and bushes from the perimeters of US base camps and outlying fire-support bases.