Official Conversations and Meetings of Dean Acheson, 1949-1953 are microfilmed copies of the minutes of conversations and meetings of Dean Acheson during his tenure as Secretary of State during the Truman administration, 1949-1953. Material includes minutes for meetings and conversations with Senator Arthur Hendrick Vandenberg concerning the Rhodes negotiations on the future of Palestine, 1949; Foreign Service employee George Frost Kennan relating to US-Soviet relations, 1949-1950; Rt Hon Sir Oliver Franks, British Ambassador to the US, concerning the former Italian colonies, the western mark for Berlin and the North Atlantic Pact, 1949; the US National Security Council relating to the re-training of the Austrian Army, Palestine, and the appointment of a military commander in Germany, 1949; President Harry S Truman concerning the Military Assistance Program, atomic energy, Palestine, British finances and the revolutionary situation in the Caribbean, 1949; Muhammad Riza Pahlevi, Shah-an-Shah of Iran, relating to financial assistance to Iran, 1949; Professor Hans Joachim Morgenthau concerning Cold War international relations; President Truman concerning the Korean crisis, 1950; US Department of Defense representatives concerning the Treaty of Peace with Japan, 1950, and the war in Korea, 1951-1953; US Gen George Catlett Marshall relating to the Economic Recovery Program (Marshall Plan).

The John F Kennedy National Security Files, 1961-1963, reproduces in microfilm memoranda, cables, intelligence projections, telegrams, conversations, correspondence and special studies relating specifically to the Union of Soviet Socialist Republics (USSR) and Central Europe, Asia and the Pacific and Western Europe. The collection provides documents maintained and organised by NSC adviser McGeorge Bundy and his staff of 'New Frontiersmen' and relate to foreign policy and national security issues including US attempts to achieve a state of détente with the Soviet Union, 1961-1963; US political, ideological and psychological perceptions of the First Secretary of the Soviet Communist Party, Nikita Sergeyevich Khrushchev, 1961-1963; the development of nuclear weapons technology and the massive build-up of nuclear deterrent forces, 1961-1963; the expansion and modernisation of US conventional forces to permit a 'flexible response' to Third World threats, 1961-1963; the establishment of guerrilla warfare programmes, 1961-1963; increased US economic and technical aid to the Third World under the Alliance for Progress; the Berlin Crisis and the resultant construction of the Berlin Wall, Aug 1961; statements issued by Deputy Secretary of Defense Roswell Gilpatric relating to American nuclear second strike capabilities, 1961; the Cuban Missile Crisis and its aftermath, 1962; Kennedy's promotion of the 'Grand Design', increased economic and military trade with Europe; US reactions to growing West European scepticism of US nuclear deterrence; the increased US political and military commitment to Vietnam, including mention of the South Vietnamese military coup d'état which overthrew President, Ngo Dinh Diem, 1 Nov 1963.

Papers relating to his RAF career, 1942-[1953], principally comprising correspondence relating to the development of a submersible target at RAF St Eval, Cornwall, 1942, dated 1948; manuscript notes on the problems of establishing Coastal Command Station, Nassau, Bahamas, as a training centre for Coastal Liberator crews, 1942; official report on the RAF occupation of Schleswig-Holstein, Germany, 5-11 May 1945; printed reports on the progress of air disarmament in Germany in 1944-1946, produced by British Air Forces of Occupation, 1945-1947; correspondence relating to his work as Director of Air Branch, Control Commission, Berlin, 1947-1949, and to the planning of the Berlin Airlift, 1948-1949; official report on organisation and structure of Berlin Airlift administration; RAF training course notes and papers, 1950; papers relating to his service as Assistant Chief of Staff, Allied Air Forces Central Europe, [1951-1953], notably including photographs of Waite, [1951-1953]; published RAF manuals, 1948, 1950.