In the Sweet Dew incident, Emperor Wenzong of the Tang dynasty conspired to kill the powerful eunuchs of the Tang court, but the plot was foiled. Sweet Dew incident: The Sweet Dew incident or Ganlu incident was a failed coup on 14 December 835 by Emperor Wenzong of the Chinese Tang dynasty to seize power from the eunuchs. The emperor planned to kill the eunuchs with the aid of the chancellor Li Xun and the general Zheng Zhu. The eunuchs learned of the plot and solidified their control with a counter-coup; Li, Zheng, many of their followers, and other officials were killed. December 14, 835. Wiki link