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 Republic of China Ching-Kuo, and power switched back to the presidency when Chiang became president. After President Lee Teng-hui succeeded Chiang as president in 1988, the power struggle within the KMT extended to the constitutional debate over the relationship between the president and the premier. The first three premiers under Lee, Yu Kuo-hwa, Lee Huan, and Hau Pei-tsun were mainlanders who had initially opposed Lee's ascension to power. The appointment of Lee and Hau were compromises by President Lee to placate conservatives in the KMT. The subsequent appointment of the first native Taiwanese premier Lien Chan was taken as a sign of Lee's