AD 140
Year 140 was a leap year starting on Thursday of the Julian calendar. At the time, it was known as the Year of the Consulship of Hadrianus and Caesar. The denomination 140 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
Events
By place
Roman Empire
- Emperor Antoninus Augustus Pius and Marcus Aurelius Caesar become Roman Consuls.
- Antoninus Pius recognizes the king of the Quadi, who becomes an ally of Rome.
- The export of olive oil from Hispania Baetica to Rome peaks.
Parthian Empire
- King Mithridates V dies; Vologases IV claims the throne and extends his rule throughout the Parthian Empire.
By topic
Religion
- Pope Pius I succeeds Pope Hyginus as the tenth pope of Rome according to tradition.
- Marcion arrives in Rome, bringing Evangelikon and Apostolikon to the Christian community.
Art and science
- Ptolemy completes his Almagest.
Births
- Ballomar, leader of the Marcomanni
- Zhang Jiao, leader of the Yellow Turban Rebellion
Deaths
- Faustina the Elder, Roman empress
- Gaius Bruttius Praesens Lucius Fulvius Rusticus, Roman politician
- Menelaus of Alexandria, Greek mathematician
- Mithridates V, king of the Parthian Empire