Di Xin—better known as King Zhou—was the final leader of China’s Shang dynasty (roughly 1075–1046 BCE), and for centuries people have viewed him as the worst kind of ruler: someone who cared more about pleasure than justice....
The Xia Dynasty, which is thought to have existed from around 2070 to 1600 BCE, is commonly described as China’s first ruling family line that passed power from one generation to the next and is believed to have come before the Shang Dynasty....


