WHAT ALL HAPPENED MAY TO JUNE 1975
Find out what all happened May to June 1975

India annexes Sikkim after the mountain state holds a referendum in which the popular vote is in favor of merging with India. (16. May 1975)

Fifteen West African countries sign the Treaty of Lagos, creating the Economic Community of West African States. (28. May 1975)

The Governor of California Jerry Brown signs the California Agricultural Labor Relations Act into law, the first law in the U.S. giving farmworkers collective bargaining rights. (4. June 1975)

Mayagüez incident: the Cambodian navy seizes the American merchant ship SS Mayaguez in international waters. (12. May 1975)

The Suez Canal opens for the first time since the Six-Day War. (5. June 1975)

Prime Minister Indira Gandhi has a state of internal Emergency declared in India. (25. June 1975)

Dibbles Bridge Coach Crash near Grassington, in North Yorkshire, England, kills 33 – the highest ever death toll in a road accident in the United Kingdom. (27. May 1975)

The inaugural Cricket World Cup began in England. (7. June 1975)

Sony introduces the Betamax videocassette recorder in Japan. (10. May 1975)

Two FBI agents and a member of the American Indian Movement are killed in a shootout on the Pine Ridge Indian Reservation in South Dakota; Leonard Peltier is later convicted of the murders in a controversial trial. (26. June 1975)

The United Kingdom holds its first country-wide referendum on remaining in the European Economic Community (EEC). (5. June 1975)

Steve Wozniak tested his first prototype of Apple I computer. (29. June 1975)

Junko Tabei becomes the first woman to reach the summit of Mount Everest. (16. May 1975)

Mozambique achieves independence. (25. June 1975)