120 CE
Foss Dyke is constructed in Britain. The Scythians dominate western India: Punjab, Sind, the north of Gujarat and a portion of central India. The Market Gate of Miletus is built at Miletos (moved in modern times to Staatliche Museen zu Berlin, Preußischer Kulturbesitz, Antikensammlung).
Conflict & Security
Religion & Belief
- Suetonius becomes Hadrian's secretary ab epistolis.source
Technology & Infrastructure
Science & Discovery
- A Kushan ambassadorial contingent visits with Hadrian.source
Crime & Justice
- Legio IX Hispana last known to be in existence.source
Births
Deaths
- Marcian of Tortona, Roman bishop (or 117)source
- Nicomachus, Greek mathematician (b. AD 60)source
- Dio Chrysostom, Greek historian (approximate date)source
- Faustinus and Jovita, Roman Christian martyrssource
- Hermes, Greek Christian martyr and saintsource
- Sextus Pedius, Roman jurist (b. AD 50)source
- Getulius, Roman officer and Christian martyrsource
- Ban Zhao, Chinese historian and philosopher (b. AD 49)source
- Matthias of Jerusalem, bishop of Jerusalemsource
- Plutarch, Greek philosopher (approximate date)source