721 BC

Events and trends728 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 startd 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.
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