Template:OpenHistoricalMap/On this day/06/15
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- 1836
- Arkansas Territory becomes the State of Arkansas.
- 1846
- The Oregon Treaty ends joint occupancy of Oregon Country between the United States and Great Britain, creating the Oregon Unorganized Federal Territory.
- 1880
- The Anhalter Bahnhof in Berlin is taken into operation as the Berlin-Anhaltischer Eisenbahnhof.
- 1904
- A section of Ecorse Township is annexed into Wyandotte, Michigan.
- 1920
- The Schleswig Plebiscite results in the cession of Schleswig Zone I from the German Reich to Denmark.
- 1950
- Cagayan de Oro, Northern Mindanao, becomes a city.
- 2019
- A section of the Chengdu–Guiyang high-speed railway opens in Sichuan province.
This is a selection of establishments and disestablishments on June 15, based on OpenHistoricalMap data, that automatically appears on the OpenHistoricalMap page on June 15 of each year. This list highlights important changes in the world, as well as more mundane events that demonstrate the project's ambitious tendency toward micromapping history.
Contributing
We appreciate your help in curating these events from OpenHistoricalMap data. Items should be based on fully qualified start_date=* and end_date=* tags, plus any other metadata tagged on features in OpenHistoricalMap. To the extent possible, the list should feature a wide range of years and include events from different continents.