In fact, sticking as best it could to the principles of its new policy, Tokyo exercised considerable restraint, turning down several requests from Duan for aid. Japan wanted to deal with an authoritative government. It was President Li who precipitated the final collapse by summoning to Beijing one of the most reactionary of the warlords, Zhang Xun, who he apparently believed could serve as a counterweight to the two major militarist groupings that had emerged from Yuan Shi-kai’s power bloc: Prime Minister Duan’s Anhui clique and General Feng’s Zhili power base.