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Year 20 was a leap year starting on Monday (link will display the full calendar) of the Julian calendar.

Events

By place

Roman Empire

• Galba is a Roman praetor.
• Marcus Valerius Messalla Barbatus becomes a consul.

Asia

• First year of Dihuang era of the Chinese Xin Dynasty.

By Topic

Arts and Sciences

• Philo defines philosophy as the maidservant of theology.

Births

Deaths

• Hillel the Elder, Talmudic scholar, his school and teachings were the most influential in the Talmud.
• Vipsania Agrippina, wife of Gaius Asinius Gallus and former wife of Tiberius. (b. 36 BC)

Notes and references