The Boxer Protocol was signed on September 7, 1901, between the Qing Empire of China and the Eight-Nation Alliance that had provided military forces (including Austria-Hungary, France, Germany, United Kingdom, Italy, Japan, Russia, and the United States as well as Belgium, Spain, and the Netherlands), after China's defeat in the intervention to put down the Boxer Rebellion. It is often regarded as one of the Unequal Treaties."Boxer Protocol," inWikipedia, the Free Encyclopedia