Thirteenth annual summit meeting of the leaders of the G-7 countries was held in Venice. There was some discussion of the need to protect oil tankers in the Persian Gulf, because of the continuing Iran-Iraq War.
La Francophonie, a new organization of 41 French-speaking states and territories, met in Quebec. The province of Quebec was recognized in a Canadian constitutional revision (May) as a distinct society within the confederation.
Summit meeting between U.S. president Reagan and Soviet general secretary Gorbachev in Washington. They signed the Intermediate-Range Nuclear Forces(INF)Treaty, providing for demolition of intermediate-range missiles and continuous mutual verification inspections. The Association of Southeast Asian Nations(ASEAN) held its first summit meeting, in Manila, in more than a decade and only the third in its 20-year history.