McNamara Urged Bombing Halt in 1967 and Troop Limits
Former Defense Secretary Robert McNamara pressed for an unconditional halt to bombing North Vietnam in fall 1967 and urged a ceiling on U.S. deployments to South Vietnam. The San Antonio Formula and unilateral de-escalation are discussed by his aide Phil Goulding in his book Confirm or Deny, with unclear details on timing and rejection.