780s BC

This article concerns the period 789 BC – 780 BC.

• 783 BC—Shalmaneser IV succeeds his father Adad-nirari III as king of Assyria.
• 782 BC—Founding of Erebuni Fortress by the orders of King Argishtis I of Urartu at the site of current-day Yerevan, Armenia
• 782 BC—Death of King Xuan of Zhou, king of the Zhou dynasty of China.^{[citation needed]}
• 781 BC—King You of Zhou becomes king of the Zhou dynasty of China.^{[citation needed]}
• 781 BC—The oldest date-verified Chinese recording of a Solar Eclipse happens on June 4th. ^[1]
• 780–560 BC—The Establishment of The Greek Colonies.^[2]