12 September in history
5 events that happened on 12 September, from 490 BCE to 1962.
✦ Anniversary of the day
490 BCE 1,536 years ago
Athenians defeat the Persians at Marathon
By the traditional date, the Athenians and Plataeans charged and routed the Persian landing force at Marathon. The legend of a runner carrying news to Athens inspired the modern marathon race.
1848 CE 178 years ago
Switzerland adopts its federal constitution
The Swiss Diet declared the new federal constitution accepted, turning a loose league of cantons into a federal state with a two-chamber parliament. Its framework still underpins Switzerland today.
