Year 3 was a common year starting on Monday (link will display the full calendar) of the Julian calendar.

Events

By place

Roman Empire

• The rule of Augustus is renewed for a ten-year period.
• Augustus adopts his grandson, Gaius Caesar, with the expectation that he will succeed him. Gaius is made proconsul and is sent on a special mission to the East.
• Lucius Aelius Lamia and Marcus Valerius Messalla Messallinus are consuls of Rome.

Europe

• Menneas becomes Archon of Athens.
• Five German tribes are unified by Marbod, King of the Marcomanni. The unification of the five tribes represents a direct threat to Rome in the area that will become Silesia and Saxony.

East Asia

• Wang Mang foils a plot by his son, Wang Yu, his brother-in-law, Lu Kuan, and the Wei clan to oust him from the regent's position. Wang Yu and Lu Kuan are killed in the purge that follows.
• King Yuri of Goguryeo moved the capital from Jolbon Fortress to Gungnae Fortress.

Births

• Ban Biao, Chinese historian (d. 54)
• Paul of Tarsus (d. c. 67)

Deaths

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