Categories - Diplomacy, International Relations, Foreign Affairs
- Abba Eban
- Acquisition of the Panama Canal Zone
- Act of Union Is Passed by Parliament
- Act of Union Unites England and Scotland
- Adams-Onís Treaty
- Adolf Hitler
- Adrian IV
- Afghan Peace Pact Fails to End Bloodshed
- African Convention Expands the Definition of Refugees, An
- The Agency for International Development Is Established
- Ahmad Zaki Yamani
- Albania Opens Doors to Foreign Nationals
- Albania Opens Its Borders to Foreign Nationals
- Alexander I
- Alexander McGillivray
- Alexander Nevsky
- Alger Hiss
- Algeria and Egypt Crack Down on Islamic Militants
- Alien and Sedition Acts
- Allied Intervention in Russia
- American and Mexican Companies Form Maquiladoras
- American Horse
- American Revolution
- Amistad Slave Revolt
- Amnesty International Exposes Cruelty of Death Penalty
- Amnesty International Is Awarded the Nobel Peace Prize
- Amnesty International Is Founded
- Amnesty International Starts Program to Prevent Torture
- Anglo-Irish Agreement Is Signed
- The Anglo-Japanese Treaty Brings Japan into World Markets
- Anthony Eden
- Anwar el-Sadat
- APEC Nations Endorse Global Free Trade
- Apollo-Soyuz Rendezvous Inaugurates International Cooperation in Space
- Appeasement
- Arab Members of OPEC Institute an Oil Embargo
- Arab Oil Embargo and Energy Crisis
- Arab Oil Embargo Precipitates Energy Crisis
- Arab Oil Producers Curtail Oil Shipments to Industrial States
- Arias Sánchez Is Awarded the Nobel Peace Prize
- Armenia and Azerbaijan Sign Cease-Fire Agreement
- Armistice
- Arms Race
- Articles of Agreement
- The Atlantic Charter Declares a Postwar Right of Self-Determination
- Atlantic Charter Is Signed
- Avon Begins Operations in China
- Bay of Pigs Invasion
- Beginning of the Rome-Constantinople Schism
- Beijing Hosts U.N. Fourth World Conference on Women
