President Truman's relief of General Douglas MacArthur with ammunition and to sail for Pusan. President Truman met with the Joint Chiefs of Staff and other advisors that day at Blair House and approved the actions already taken by MacArthur and Secretary of State Dean Acheson. At another meeting at Blair House held on the evening of 26 June, amid reports of a rapidly deteriorating situation in South Korea, Truman approved the use of air and naval forces against military targets south of the 38th parallel north. Subsequently, on 27 June, the United Nations Security Council passed Resolution 83, which recommended that "members of the United Nations furnish
President Truman's relief of General Douglas MacArthur came at a high price. In his 1998 book "Dereliction of Duty: Lyndon Johnson, Robert McNamara, the Joint Chiefs of Staff, and the Lies That Led to Vietnam", then-Lieutenant Colonel H. R. McMaster argued that the Joint Chiefs failed in their duty to provide the President, Secretary of Defense Robert McNamara or Congress with frank and fearless professional advice. This book was an influential one; the Chairman of the Joint Chiefs of Staff at the time, General Hugh Shelton, gave copies to every four-star officer in the military. On the one hand, the relief of MacArthur established a precedent that