Millennia:	1st millennium BC
Centuries:	9th century BC - 8th century BC - 7th century BC
Decades:	750s BC 740s BC 730s BC - 720s BC - 710s BC 700s BC 690s BC
Years:	729 BC 728 BC 727 BC 726 BC 725 BC 724 BC 723 BC 722 BC 721 BC 720 BC
Categories:	Births - Deaths - State leaders - Sovereign states Establishments - Disestablishments

Events and trends

• 728 BC — Piye invades Egypt, conquering Memphis, and receives the submission of the rulers of the Nile Delta. He founds the Twenty-fifth dynasty of Egypt.
• 727 BC — Babylonia makes itself independent of Assyria, upon the death of Tiglath-Pileser III.
• 725 BC — Sparta conquered the neighboring region of messenia and took over the land.
• 724 BC — The Assyrians start a four-year siege of Tyre.
• 724 BC — The diaulos footrace introduced at the Olympics.
• 722 BC — Spring and Autumn Period of China's history begins as King Zhou ping wang of the Zhou Dynasty reigns in name only.
• 722 BC — Northern Kingdom of Israel is conquered by Assyrian king Sargon II.
• 721 BC — Sargon II started to rule. He builds a new capital at Dur Sharrukin (modern Khorsabad).
• 720 BC — End of the Assyrian siege of Tyre.
• c. 720 BC — Guardian figure, from the entrance to the throne room at palace of Sargon II is made. It is now in The Oriental Institute, Chicago.

Significant people

• 729 BC — Tiglath-Pileser III officially crowned sovereign of Asia in Babylon.
• 729 BC — Hezekiah succeeds Ahaz as king of Judah (or 726 BC).
• 729 BC — Luli succeeds Mattan II as king of Tyre.
• 728 BC — Death of Tiglath-Pileser III, king of Assyria (or 727 BC).
• 727 BC — Death of Tiglath-Pileser III, king of Assyria (or 728 BC).
• 727 BC — Shalmaneser V becomes king of Assyria (dies 723 BC).
• 727 BC — Tefnakhte founds the Twenty-fourth dynasty of Egypt.
• 726 BC — Hezekiah succeeds Ahaz as king of Judah (or 729 BC.
• 725 BC — Bakenranef (also known as Bocchoris) succeeds his father Tefnakhte as king of the Twenty-fourth dynasty of Egypt.
• 724 BC — Ahaz, king of Judah (740 BC–726 BC) dies.
• 723 BC — Shalmaneser V, king of Assyria, dies.
• 723 BC — Sargon succeeds Shalmaneser V as king of Assyria.
• 721 BC — Shabaka succeeds his father Piye as king of the Twenty-fifth dynasty of Egypt.
• 720 BC — Shabaka kills Bakenranef (Bocchoris), ending the Twenty-fourth Dynasty of Egypt
• 720 BC — Death of Zhou ping wang, King of the Zhou Dynasty of China.

Births

• c. 720 BC — Guan Zhong, political adviser of Qi in eastern Ancient China.