Wikislippy:Selected anniversaries/May 20
From Wikislippy
- May 20:
- 1920 – The first regularly scheduled radio programming in North America is broadcast.
- 1980 – In a referendum in Quebec, the population rejects by 60% its independence from Canada.
- 1983 – First publications of the discovery of the HIV virus that causes AID
- 2002 – The independence of East Timor is recognized by Portugal.