Barack Obama 2008 presidential campaign of the U.S. Congress, chaired by Vice President Cheney as President of the Senate and Nancy Pelosi as Speaker of the House, announced and certified the votes of the Electoral College for the 2008 presidential election. From the electoral votes of the 50 states and the District of Columbia, Vice President Cheney declared 365 electoral votes for both Barack Obama of the state of Illinois and Joseph Biden of the state of Delaware and 173 electoral votes for both John McCain of the state of Arizona and Sarah Palin of the state of Alaska. Based on the results of the
Barack Obama 2015, that inmates sentenced in US federal custody declined by 5% under Obama. This is the largest decline in sentenced inmates in US federal custody since Democratic President Jimmy Carter. By contrast, the federal prison population increased significantly under presidents Ronald Reagan, George H. W. Bush, Bill Clinton, and George W. Bush. Obama left office in January 2017 with a 60% approval rating. A 2017 C-SPAN "Presidential Historians Survey" ranked Obama as the 12th-best US president. The Barack Obama Presidential Center is Obama's planned presidential library. It will be hosted by the University of Chicago and located in Jackson Park