On this day

September 15

Cities around the world keep their histories on dates. Here is what happened on September 15 across the 1 editorial events Pyflo has so far catalogued for this date.

1 event 1 century 1 country

1883

1883 Korea-Japan Treaty of Ganghwa

Incheon South Korea

Incheon was a small fishing town called Jemulpo until the 1883 Korea-Japan Treaty of Ganghwa and the subsequent international trade treaties forced the opening of Korean ports to Western, Japanese trade — Jemulpo became the first official treaty port, and the first international…

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Drawn from the Pyflo Atlas — an interactive timeline of 1,601 editorial events reaching back to 2100 BCE, each pin a deep link into a city's full story. Watch history play out on the map →