820s BC

This article concerns the period 829 BC – 820 BC.

Millennium:	1st millennium BC
Centuries:	10th century BC 9th century BC 8th century BC
Decades:	840s BC 830s BC 820s BC 810s BC 800s BC
Years:	829 BC 828 BC 827 BC 826 BC 825 BC 824 BC 823 BC 822 BC 821 BC 820 BC
Categories:	Deaths

Events and trends

• 828 BC/827 BC (14th year in the era of Gònghé)—King Xuan of Zhou becomes King of the Zhou Dynasty of China, ending almost two decades of the Gonghe Regency.
• 828 BC—Xiong Yan is replaced by his son Xiong Shuang as Viscount of Chu.
• 825 BC—Takelot II, king of Egypt, dies. Crown Prince Osorkon III and Shoshenq III, sons of Takelot, battle for the throne.
• 825 BC/824 BC—Ariphron, King of Athens, dies after a reign of 20 years and is succeeded by his son Thespieus.
• 825 BC—Dido, founder of Carthage flees Tyre after the death of Acerbas
• 823 BC—Death of Shalmaneser III, king of Assyria. He is succeeded by his son Shamshi-Adad V.
• 821 BC—Xiong Xun, youngest brother of Xiong Shuang, ascends the throne of Chu after defeating his surviving brothers Xiong Xue and Xiong Kan.
• 820 BC—Pygmalion ascends the throne of Tyre.

Significant people

• Amaziah, king of Judah, born (approximate date).