Zhang Zuolin had always remained cordial with Puyi, the Last Emperor of China, and had sent him a gift of £1,600 for his wedding as a token of loyalty. In 1917 he plotted with Zhang Xun, a Qing-loyalist general, to restore the abdicated Puyi to the throne. Wikipedia
The definitive Wikipedia entry for Zhang Zuolin. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Zhang_Zuolin