jan 12, 717 - Siege of Constantinople
Description:
From 717 to 718 AD, the Umayyad Caliphate launched a significant siege against Constantinople, the capital of the Byzantine Empire. Emperor Leo III mounted a vigorous defence of the city, utilizing advanced fortifications, naval forces, and diplomatic alliances to repel the Umayyad forces. The siege marks one of the most important military conflicts in the Middle Ages, this would lead to significant changes within the Islamic world.
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