Answer:
Boxer rebellion weakened the Qing Dynasty
Explanation: according to thoughtco.com, "The Boxer Rebellion weakened the Qing dynasty, which was the last imperial dynasty of China and ruled the country from 1644 to 1912. It was this dynasty that established the modern territory of China. The diminished state of the Qing dynasty after the Boxer Rebellion opened the door to the Republican Revolution of 1911 that overthrew the emperor and made China a republic."