840 Erzurum earthquake

840 CE.

Shown on the map at 39.913°, 41.264°.

The 840 Erzurum earthquake reportedly took place in the city of Qaliqala (modern day Erzurum).

Text from the Wikipedia article 840 Erzurum earthquake, licensed CC BY-SA 4.0.

Everything else in 840 CE

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