Wikipedia:Selected anniversaries/December 6
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This is a list of selected December 6 anniversaries that appears on the "On this day" section of the Main Page. To suggest a new item, in most cases you can be bold and edit this page. Please read the selected anniversaries guidelines before making your edit. However, if your addition may be controversial, or on a day that is or soon will be on the Main Page, please post your suggestion on the talk page instead.
To report an error when this appears on the Main Page, see Main Page errors.December 6: Independence Day in Finland (1917); Constitution Day in Spain
- 1768 – The first edition of the Encyclopædia Britannica (title page pictured) was published.
- 1917 – Halifax Explosion: A ship in Halifax Harbour carrying trinitrotoluene (TNT) and picric acid caught fire after a collision with another ship and exploded, devastating Halifax, Canada.
- 1922 – The Irish Free State, the first independent Irish state to be recognised by the British government, came into existence, one year to the day after the signing of the Anglo-Irish Treaty.
- 1956 – The Blood in the Water match: At the 1956 Melbourne Olympics, the Hungarian water polo team defeat the USSR, 4–0, against the background of the Hungarian Revolution.
- 1957 – Project Vanguard: An attempt to launch the first American satellite failed with an explosion on the launch pad at Cape Canaveral.
- 1989 – The École Polytechnique massacre: Marc Lépine killed fourteen women and injured a further ten women and four men at the École Polytechnique in Montreal, Quebec.
More events: December 5 – December 6 – December 7
