Wikipedia:Selected anniversaries/December 27
- 1831 - Aboard HMS Beagle, Charles Darwin left Plymouth, England on what became an historic expedition to South America.
- 1904 - Peter Pan, or The Boy Who Wouldn't Grow Up, a stage play by J. M. Barrie, premiered in London.
- 1918 - A public speech by famed Polish pianist Ignacy Jan Paderewski in Poznań sparked the Greater Poland Uprising against Germany.
- 1945 - The World Bank came into existence following international ratification of the Bretton Woods Agreement.
- 1949 - Queen Juliana of the Netherlands signed the papers that relinquished sovereignty of most of Dutch East Indies, now known as Indonesia.
Recent days: December 26 – December 25 – December 24