Siege of Babylon Fortress

640 CE.

Shown on the map at 30.006°, 31.230°.

The Babylon Fortress, a major military stronghold of the Byzantine Empire in Egypt, was captured by forces of the Rashidun Caliphate after a prolonged siege in 640. It was a major event during the Arab conquest of Egypt.

Text from the Wikipedia article Siege of Babylon Fortress, licensed CC BY-SA 4.0.

Everything else in 640 CE

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