U.S. jets launch heaviest air raids of the war - Mar 07, 1966 - HISTORY.com

In the heaviest air raids since the bombing began in February 1965, U.S. Air Force and Navy planes fly an estimated 200 sorties against North Vietnam. The objectives of the raids included an oil storage area 60 miles southeast of Dien Bien Phu and a staging area 60 miles northwest of Vinh.