Final answer:
The U.S.'s Open Door Policy protected China from foreign influence.
Step-by-step explanation:
An important result of the U.S.'s Open Door Policy was that it protected China from foreign influence. The Open Door Policy, introduced by the U.S. in 1899, aimed to ensure equal trading rights for all countries in China and prevent the colonization or domination of China by any single foreign power. It signaled a shift in foreign policy towards an open approach, promoting fair trade and preventing the carving up of China by imperial powers.
Learn more about The Open Door Policy and its impact on China