CHRONOLOGY Note:Information in Peking heads of state column is complete;in others, it is selective.Unless otherwise noted,the head of state in Peking held the title of president. Head of State Prime Minister Head of State in Peking in Peking in Canton Major Events Yuan Shih-k'ai (provisional presi- dent);March 10, 1912-October 10. 1913(president); October 10,1913- Jne6,1916 Li Yuan-hung:June Chang Hsun 7,1916Jy2,1917 restoration;july 1-12,1917 Feng Kuo-chang; Sun Yat-sen August 1,1917- (（marshal of military October 10,1918 governmerit); September 1,1917- Hsu Shih-ch'ang: Ch'ien Neng-hsun; May4,1918 October 10,1918- October 10,1918- June 2,1922 June13,1919 Ts'en Ch'un-hsuan et al.(directors of Incident of May 4, Kung Hsin-chan; military govern- 1919 June 13-September ment);May 20, 24,1919 1918-June3,1920 XV