Acting President of the United States underwent colon cancer surgery while under anesthesia. Vice President George H. W. Bush discharged the powers and duties of the presidency during his incapacity, serving as acting president until later that day, when Reagan reclaimed his authority. The next to do so was George W. Bush, who underwent a colonoscopy procedure on June 29, 2002, and again on July 21, 2007. Vice President Dick Cheney temporarily became acting president on both occassions. Acting President of the United States An Acting President of the United States is an individual who legitimately exercises the powers and duties of the office of President
President of the People's Republic of China Yaobang, the Party General Secretary; Zhao Ziyang, the Premier; Li Xiannian, the President; and Deng Xiaoping, the "Paramount Leader", holding title of the Chairman of the Central Military Commission and was overall commander-in-chief of the armed forces. The current political structure of Vietnam is similar to the structure China followed in the 1980s. In the 1990s, the experiment of separating party and state posts, which led to conflict during the Tiananmen Square protests of 1989, was terminated. In 1993, the post of President was taken by Jiang Zemin, who as General Secretary of the Communist Party and Chairman of the