For other uses, see One (disambiguation), for the number, see Number 1.

Centuries: 1st century BC - 1st century - 2nd century

Decades: 40s BC 30s BC 20s BC 10s BC 0s BC - 0s - 10s 20s 30s 40s 50s

Years: 5 BC 4 BC 3 BC 2 BC 1 BC - 1 - 2 3 4 5 6
(Year 0 does not exist)

Events

• The first full year in the life of Jesus (traditional date, as assigned by Dionysius Exiguus for his calendar).
• Start of the Yuanshi era of the Chinese Han Dynasty.
• Confucius is given his first royal title (posthumous name) of Lord Baochengxun Ni.
• Silk appears in Rome.
• Gaius Caesar is appointed Roman Consul.
• Massacre of the Innocents occurs according to the Gospel of Matthew.
• The poem Metamorphoses is written.
• Buddhism is introduced into China.
• Emperor Ping of Han China's reign begins.
• Axum (Ethiopia) is founded (approximate date).
• Moxos ceases to be a significant religious area in South America (approximate date).

Deaths

World Leaders

• Areius Paianieus becomes Archon of Athens (AD 1-2)
• Gaius Caesar, and Lucius Aemilius Paullus become Roman Consuls
• List of state leaders in the year 1