20
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| Millennium: | 1st millennium |
|---|---|
| Centuries: | 1st century BC – 1st century – 2nd century |
| Decades: | 0s BC 0s 10s – 20s – 30s 40s 50s |
| Years: | 17 18 19 – 20 – 21 22 23 |
20 is a year in the 1st century. It was a leap year starting on Monday of the Julian calendar. At the time, it was known as the Year of the Consulship of Marcus Valerius Messalla Barbatus and Cotta.
Events
- Tiberias is built on the Sea of Galilee by Herod Antipas.
- Galba is a Roman praetor.
- Marcus Valerius Messalla Barbatus becomes a consul.
- First year of Dihuang era of the Chinese Xin Dynasty.
- Philo defines philosophy as the maidservant of theology.
Deaths
- Gnaeus Calpurnius Piso, Roman statesman and governor of Syria (b. 44 BC)
- Vipsania Agrippina, wife of Gaius Asinius Gallus and former wife of Tiberius (b. 36 BC)