Europe

Queen Elizabeth officially opened an underwater pipeline to bring the first North Sea oil ashore.

Eamon DeValera, Irish statesman, died

Eamon de Valera (born Edward George de Valera, sometimes Gaelicised Eamonn de Bhaileara; October 14, 1882 ? August 29, 1975), was an Irish politician, best known as a leader of Irelands struggle for independence from Britain in the early 20th Century, and the Republican anti-Treaty opposition in the ensuing Irish Civil War.

Rate of price inflation reached, 25% in the UK.

First oil pumped ashore from British oilfields in the North Sea.

Referendum held on British Membership of the European Community.

The United Kingdom European Communities Membership Referendum was held on June 5, 1975, to determine whether the UK should remain a member of the European Economic Community (EEC)—commonly referred to as the “Common Market.” The UK had joined the EEC in 1973, and this referendum was the first nationwide plebiscite in the country’s history.