770s BC

Events and trends

• 778 BC—Agamestor, Archon of Athens, dies after a reign of 17 years and is succeeded by his son Aeschylus.
• 777 BC—Death of Pārśva or Pārśvanātha, the twenty-third Tirthankara of Jainism.
• 776 BC—First Olympic Games, according to Diodorus Siculus. The games would continue to 394 AD. The Olympiad year would later be used by historians to reckon dates in a unified fashion where different Greek calendar systems were in use.
• 774 BC— Shalmaneser IV begins his campaign to Namri in Urartu and a final campaign to Damascus
• 773 BC—Ashur-Dan III succeeds his brother Shalmaneser IV as king of Assyria.
• 771 BC—Spring and Autumn period of China's history begins with the decline of the Zhou dynasty as Haojing is sacked by Quanrong nomads, King You is killed and his successor, King Ping is forced to move the capital to Chengzhou. End of the Western Zhou Dynasty. Beginning of Eastern Zhou Dynasty.
• 770 BC—Beginning of the Eastern Zhou dynasty in China as King Ping of Zhou becomes the first King of the Zhou to rule from the new capital of Chengzhou.
• 770 BC—The Huangdi Neijing, considered the earliest extant medical book, is believed to have been compiled after this year.

  Births

• 771 BC—Traditional birth date of Romulus and Remus, Romulus as the traditional founder of Rome.

  Deaths

• 771 BC—King You of Zhou, King of the Zhou Dynasty of China.