The Yangtze river was intricate in ushering in human colonization of china some of the first signs of human activity, have been dated as far as 2 million years, later on in history due to the difficulty of crossing the river it became a border to the cultures and tribes settling there although this fact also ushered in conflicts between the established kingdoms, a common capital of Chinese settlements most recently being the republic of China was Nanjing, which was a strategic location on the Yangtze river
