What happend on 20th May

19.05
21.05
2002

East Timor becomes independent from Indonesian rule.

1996

Gay rights: The Supreme Court of the United States rules in Romer v. Evans against a law that would have prevented any city, town or county in the state of Colorado from taking any legislative, executive, or judicial action to protect the rights of homosexuals.

1993

The television sitcom, Cheers ends an 11-year run on NBC.

1990

The first post-Communist presidential and parliamentary elections are held in Romania.

1989

The Chinese authorities declare martial law in the face of pro-democracy demonstrations, setting the scene for the Tiananmen Square massacre.

1985

Radio Martí, part of the Voice of America service, begins broadcasting to Cuba.

1983

First publications of the discovery of the virus that causes AIDS in the journal Science by Luc Montagnier[1] and Robert Gallo[2] individually.

1980

In a Referendum in Quebec, the population rejects by a 60% vote the proposal from its government to move towards independence from Canada.

1969

The Battle of Hamburger Hill in Vietnam ends.

1965

A Pakistani Airlines Boeing 720-B crashes on landing at Cairo airport, killing 121 people.