The Decline of the Zhou Dynasty’s Central Power The Zhou Dynasty began its rule around 1046 BC with a strong central authority that commanded loyalty from a wide network of feudal lords. However, by the late 8th century BC, that power had begun to unravel. The stability of the Zhou kingship was shaken by internal rivalries, weakening leadership, and growing pressure from nomadic groups along the western borders. One of the most devastating blows came in 771 BC when King You o