October 8: Columbus Day in the United States, Health and Sports Day in Japan and Thanksgiving in Canada ( 2007); Independence Day in Croatia.
- 451 – The Council of Chalcedon, the fourth ecumenical council in Christianity, opened. It repudiated the Eutychian doctrine of monophysitism, and set forth the Chalcedonian Creed.
- 1600 – San Marino, the world's oldest constitutional republic, adopted its written constitution.
- 1871 – Two historic fires, the Great Chicago Fire (artist's rendering pictured) and Wisconsin's Peshtigo Fire, broke out in the U.S. Midwest.
- 1985 – The musical Les Misérables, based on the novel by Victor Hugo, opened in London's Barbican Centre, starting its run as the longest-running West End musical in history.
- 2005 – A major earthquake centred in Kashmir killed over 74,500 people and injured at least 106,000 others in Pakistan, India, and Afghanistan.
Recent days: October 7 – October 6 – October 5
More anniversaries:
October 8: Columbus Day in the United States, Health and Sports Day in Japan and Thanksgiving in Canada ( 2007); Independence Day in Croatia.
- 451 – The Council of Chalcedon, the fourth ecumenical council in Christianity, opened. It repudiated the Eutychian doctrine of monophysitism, and set forth the Chalcedonian Creed.
- 1600 – San Marino, the world's oldest constitutional republic, adopted its written constitution.
- 1871 – Two historic fires, the Great Chicago Fire (artist's rendering pictured) and Wisconsin's Peshtigo Fire, broke out in the U.S. Midwest.
- 1985 – The musical Les Misérables, based on the novel by Victor Hugo, opened in London's Barbican Centre, starting its run as the longest-running West End musical in history.
- 2005 – A major earthquake centred in Kashmir killed over 74,500 people and injured at least 106,000 others in Pakistan, India, and Afghanistan.
Recent days: October 7 – October 6 – October 5
More anniversaries: