720s BC

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.
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.

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.