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Message for the 23rd World Day of Peace (January 1, 1990)
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Address to the Plenary Assembly of the Pontifical Council for Culture (January 12, 1990)
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Address to the Tribunal of the Roman Rota (January 18, 1990)
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Message for the 24th World Communications Day (January 24, 1990)
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Pastoral Visit to Cape Verde, Guinea Bissau, Mali, Burkina Faso and Chad (25 January-1 February 1990)
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Message for the World Day for Vocations (1990)
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Address to the Plenary Assembly of the Pontifical Council for Social Communications (March 15, 1990)
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Exchange of official representatives at the level of the apostolic nuncio and special ambassador between the Holy See and the Soviet government (March 15, 1990)
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Message for the 5th World Youth Day, 1990
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Letter to Priests for Holy Thursday (April 12, 1990)
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Chrism Mass (April 12, 1990)
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Pastoral Visit to Czechoslovakia (21-22 April 1990)
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Pastoral Visit to Mexico and Curaçao (6-14 May 1990)
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Address to the 8th Plenary Assembly of the Pontifical Council for Family (May 17, 1990)
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Pastoral Visit to Malta (25-27 May 1990)
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Message for the World Day for Missions (June 3, 1990)
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Apostolic Letter for the Fifth Centenary of the Evangelization of the New World (June 29, 1990)
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Apostolic Constitution Ex Corde Ecclesiae (August 15, 1990)
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During his Angelus message John Paul II makes an appeal for peace in the Persian Gulf, following the invasion of Kuwait by Iraq (August 26, 1990)
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Pontifical Letter Ogni Qualvolta (August 30, 1990)
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Pastoral Visit to Tanzania, Burundi, Rwanda and Yamoussoukro (1-10 September 1990)
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Address to the International Council for the catechesis (September 28, 1990)
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Message for the 10th World Food Day (October 10, 1990)
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Promulgation of the Code of Canon Law for the Eastern Churches (October 10, 1990)
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John Paul II accepts the resignation of the Cardinal Secretary of State Agostino Casaroli and appoints Archbishop Angelo Sodano Pro-Secretary of State (December 1, 1990)
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Encyclical Letter Redemptoris Missio (December 7, 1990)
- Papal appeal for peace in the Gulf with the Christmas message Urbi et Orbi (December 25, 1990)