Nov 15, 2018 · The committee that carried out the study and wrote the report, Veterans and Agent Orange: Update 11 (2018), focused on the scientific literature published between Sept. 30, 2014, and Dec. 31, 2017 ... Dec 17, 2015 · Agent Orange was a chemical, herbicidal weapon sprayed over 12 percent of Vietnam by the U.S. military from 1961 to 1971. The dioxin present in Agent Orange is one of the most toxic chemicals ... Agent Orange. Agent Orange was a tactical herbicide used by the U.S. military for control of vegetation. It was named for the orange band around the storage barrel. The military sprayed Agent Orange and other tactical herbicides during the Vietnam War.