The distance is straight path from one place to another place. There might be slight difference between the actual distance and the above mentioned distance because of the route chosen.The distance between the above mentioned places is 7816 miles approximately.
Agent Orange and other herbicides used in Vietnam were tested or stored elsewhere, including some military bases in the United States. Exposure to Agent Orange in Vietnam. Exposure on land in Vietnam or on a ship operating on the inland waterways of Vietnam between January 9, 1962 and May 7, 1975.
The U.S. government used 15 different herbicides, collectively known as Agent Orange, from 1962 to 1971, as part of its war in Vietnam to deny the enemy forces jungle cover and to destroy crops to drive the peasantry into refugee camps or cities.