Sun Yat-sen better known in China as Sun Zhongshan, was a Chinese revolutionary, statesman, and political philosopher who served as the first provisional president of the Republic of China and the first leader of the Kuomintang. He is called the "Father of the Nation" in the present-day Republic of China and the "Forerunner of the Revolution" in the People's Republic of China for his instrumental role in the overthrowing of the Qing dynasty during the 1911 Revolution.