the united states established the open door policy toward china as a way to
Open Door Policy Open Door policy was rooted in the desire of U.S. businesses to trade with Chinese markets, though it also tapped the deep-seated sympathies of those who opposed imperialism, with the policy pledging to protect China's sovereignty and territorial integrity from partition. It had little legal standing, and was mainly used to mediate competing interests of the colonial powers without much meaningful input from the Chinese, creating lingering resentment and causing it to later be seen as a symbol of national humiliation by Chinese historians.