Ronald Reagan's famous speech in which he advises Soviet General Secretary Mikhail Gorbachev to "tear down this wall!"

Khrushchev makes the opening statement to the secretaries of the CC's of Communist and Workers' Parties of Socialist Countries at a conference in Moscow. The purpose of the conference is to discuss the preparation and conclusion of a German peace treaty.

National Security Advisor Henry Kissinger updates President Nixon on the status of the Four Power Berlin negotiations between the Soviet Union, East Germany, West Germany, and the United States, focusing on unresolved issues on which the four states were unable to agree.

National Security Advisor Henry Kissinger updates President Nixon on the status of the Four Power Berlin negotiations between the Soviet Union, East Germany, West Germany, and the United States.

A memorandum for President Nixon from National Security Advisor Henry Kissinger on the current status of West German Chancellor Willy Brandt's "Ostpolitik" or Eastern Policy, which sought to normalize relations between West Germany and the communist countries.

A memorandum for President Nixon from National Security Advisor Henry Kissinger summarizing West German Chancellor Willy Brandt's "Ostpolitik" or Eastern Policy, which sought to normalize relations between West Germany and the communist countries.

Ulbricht speaks at the Moscow Conference of Secretaries of the Central Committees of the Communist and Workers' Parties of Socialist Countries for the Exchange of Opinions on Questions Concerning the Preparation and Conclusion of a German Peace Treaty.