President Johnson responded by launching Operation Flaming Dart, sending 49 U.S. Navy bombers to bomb North Vietnamese army barracks in Dong Hoi and other targets around North Vietnam's Gulf of Tonkin [REF].
McGeorge Bundy, National Security Advisor to U.S. President Lyndon Johnson, delivered a memorandum, "Re: A Policy of Sustained Reprisal", that followed up on his January 27 recommendation that the United States begin the bombing of North Vietnam.