[1] The Group of Seven (G7) was an unofficial forum which brought together the heads of the richest industrialized countries: France, West Germany, Italy, Japan, the United Kingdom, the United States, Canada (since 1976),[2] and the President of the European Commission (starting officially in 1981).

[3] The summits were not meant to be linked formally with wider international institutions; and in fact, a mild rebellion against the stiff formality of other international meetings was a part of the genesis of cooperation between France's president Valéry Giscard d'Estaing and West Germany's chancellor Helmut Schmidt as they conceived the first Group of Six (G6) summit in 1975.

[4] The G7 is an unofficial annual forum for the leaders of Canada, the European Commission, France, Germany, Italy, Japan, the United Kingdom, and the United States.

[3] The 7th G7 summit was the first summit for French President François Mitterrand, Italian Prime Minister Giovanni Spadolini, Japanese Prime Minister Zenko Suzuki, and US President Ronald Reagan.

As a practical matter, the summit was also conceived as an opportunity for its members to give each other mutual encouragement in the face of difficult economic decisions.