WHAT ALL HAPPENED APRIL TO JUNE 1990
Find out what all happened April to June 1990

The first post-Communist presidential and parliamentary elections are held in Romania. (20. May 1990)

The current international law defending indigenous peoples, Indigenous and Tribal Peoples Convention, 1989, is ratified for the first time by Norway. (19. June 1990)

In France, a modified TGV train achieves a new rail world speed record of 515.3 km/h (320.2 mph). (18. May 1990)

East Germany and West Germany merge their economies. (30. June 1990)

Violeta Chamorro takes office as the President of Nicaragua, the first woman to hold the position. (25. April 1990)

Asteroid Eureka is discovered. (20. June 1990)

The Democratic Republic of Yemen and North Yemen agree to merge into the Republic of Yemen. (21. May 1990)

A fire breaks out on the passenger ferry M/S Scandinavian Star, killing 158 people. (7. April 1990)

The Russian parliament elects Boris Yeltsin as president of the Russian Soviet Federative Socialist Republic. (29. May 1990)

Gruinard Island, Scotland, is officially declared free of the anthrax disease after 48 years of quarantine. (24. April 1990)

Checkpoint Charlie is dismantled in Berlin. (22. June 1990)

Namibia becomes the 160th member of the United Nations and the 50th member of the Commonwealth of Nations. (23. April 1990)

Russia Day – the parliament of the Russian Federation formally declares its sovereignty. (12. June 1990)

Jim Gary's "Twentieth Century Dinosaurs" exhibition opens at the Smithsonian Institution National Museum of Natural History in Washington, D.C. (12. April 1990)

STS-31: The Hubble Space Telescope is launched from the Space Shuttle Discovery. Shuttle mission STS-31 lifts off, carrying Hubble into orbit. (24. April 1990)

The Communist Party of the Russian Soviet Federative Socialist Republic is founded in Moscow. (19. June 1990)

George H. W. Bush and Mikhail Gorbachev sign a treaty to end chemical weapon production. (1. June 1990)

North and South Yemen are unified to create the Republic of Yemen. (22. May 1990)

Microsoft releases the Windows 3.0 operating system. (22. May 1990)

Latvia proclaims the renewal of its independence after the Soviet occupation. (4. May 1990)