Wikipedia:Selected anniversaries/September 12 [talk · edit · history]
- 379 – Yax Nuun Ahiin I took the throne as the ruler (ajaw) of the Mayan city of Tikal.
- 1846 – The English poets Robert Browning and Elizabeth Barrett Browning (both pictured) married in secret to avoid their disapproving families before moving to Italy.
- 1933 – Hungarian-American physicist Leo Szilard conceived of the idea of the nuclear chain reaction while waiting for a traffic light in Bloomsbury, London.
- 1948 – The People's Liberation Army launched the Liaoshen campaign, the first of the three major military campaigns during the late stage of the Chinese Civil War.
- 1995 – Hurricane Ismael formed off the southwest coast of Mexico; it went on to kill over a hundred people in the country.
- Parsley Peel (d. 1795)
- Alice Ayres (b. 1859)
- Ion Agârbiceanu (b. 1882)
- Steve Biko (d. 1977)
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