Zhang Zuolin was a Chinese warlord who ruled Manchuria from 1916 to 1928. He led the Fengtian clique, one of the most important factions during China's Warlord Era. During the last year of his life, he briefly installed himself as President of the Republic of China.

The Huanggutun incident, also known as the Zhang Zuolin Explosion Death Incident , was the assassination of the Fengtian warlord and Generalissimo of the Military Government of China Zhang Zuolin near Shenyang on 4 June 1928.