Introduction:
The year 1911 was the year xin-hai by the Chinese lunar calendar, so this revolution which overthrew the Qing Dynasty is also called the Xin-hai Revolution.Because of the enormous contributions he had made to the revolution and his prestige among the revolutionaries, he was elected Interim President of the Republic of China. His inauguration on January lst, 1912 in Nanjing marked the installment of the interim government of the Republic of China.In August 1912,Sun Yat-sen was elected Chief Councilor of the Nationalist Party.