October 21: on this day in history
A few events that happened on October 21. You do not need to know them all; curiosity is enough.
Historical events
- 1600Tokugawa Ieyasu defeated his rivals at the Battle of Sekigahara, paving his way to power in Japan.
- 1824Englishman Joseph Aspdin patented Portland cement, which is used in construction today.
- 1940Ernest Hemingway's novel 'For Whom the Bell Tolls', about the Spanish Civil War, was published.
- 1983The meter was redefined as the distance light travels in a vacuum in a specified time.
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