A file containing documents concerning East-West relations. Documents in the file include several drafts of the Churchill memorial lecture given by the British prime minister, Margaret Thatcher, in Luxembourg in October 1979, entitled "The obligations of liberty"; a briefing paper on East-West relations for Thatcher's visit to Luxembourg; and briefing papers for visits by the head of the diplomatic service, Michael Palliser, to Switzerland, Norway, Sweden, and Finland. Other subjects discussed in the file include a speech by the British Foreign Secretary, Lord Carrington, to the Institut für Auswärtige Politik in Bonn; the role of the Coordinating Committee for Multilateral Export Controls in East-West trade; the importance of ratifying the second Strategic Arms Limitation Talks treaty; Western concern at Soviet military build-ups in Central Europe and Cuba; the upcoming Madrid Conference on Security and Cooperation in Europe; and Soviet press reaction to Thatcher's speech.