previous On January 1, 1912, Sun Yat-sen became the provisional president of the Republic of China. This was his office until April 1, when he gave up the presidency to the northern warlord Yuan Shikai. next

上一幅 1912年1月1日，孫中山在總統府宣誓就任中華民國臨時大總統，在這里辦公，4月1日將總統讓給了袁世凱。下一幅

Department of Mathematics, Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong
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Last modified: 2 September 2011