Events relating to europe
Antonio de Salazar, the Portuguese dictator, suffers a stroke and is replaced by Marcelo Caetano
Alexander Solzhenitsyn's novel Cancer Ward is smuggled to New York for publication
The first civil rights march in northern Ireland, in Derry, is halted by the police with batons and water cannon
Greek shipping magnate Aristotle Onassis marries Jacqueline Kennedy, widow of the assassinated president
The Provisional IRA reintroduces terrorism to northern Ireland after Protestants attack a civil rights march
The Anglo-French airliner Concorde makes its first supersonic test flight
British artist duo Gilbert & George attract attention miming to Flanagan and Allen's Underneath the Arches
English novelist John Fowles publishes The French Lieutenant's Woman, set in Lyme Regis in the 1860s
Peter Maxwell Davies writes Eight Songs for a Mad King for the Pierrot Players
The first series of Monty Python's Flying Circus is broadcast on British TV
President de Gaulle resigns after losing a plebiscite on government reform
Georges Pompidou is elected president of France in succession to de Gaulle
Russian chess player Boris Spassky beats Tigran Petrosian to become world champion
Italian composer Luciano Berio completes his Sinfonia for eight voices and orchestra
The Northern Irish player George Best is voted European Footballer of the Year

British scientists Patrick Steptoe and Robert Edwards fertilize in a test-tube eggs removed from human ovaries
Polish composer Andrzej Panufnik's Universal Prayer, a cantata setting poetry by Alexander Pope, has its premiere in New York
Italian playwright Dario Fo's black comedy Accidental Death of an Anarchist has its premiere in Milan
Russian ballerina Natalia Makarova defects to the west while on tour with the Kirov company in London
Polish composer Witold Lutoslawksi writes a cello concerto for Mstislav Rostropovich
Alexander Solzhenitsyn wins the Nobel Prize for Literature but declines collecting it in Stockholm for fear of being denied re-entry to Russia
Michael Tippett's opera The Knot Garden has its premiere at Covent Garden
The Soviets put into orbit the first space station, Salyut 1, but the crew of three die on returning to earth
Ian Paisley and others in northern Ireland form the Democratic Unionist Party, as the intransigent wing of Ulster Unionism
Gerry Adams is imprisoned for suspected IRA links but is released for lack of evidence