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.
771 BC—Traditional Birthdate of Romulus and Remus, Romulus as the traditional founder of Rome.
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 (later known as Luoyang).[3]