Second inauguration of Barack Obama States Capitol on January 21, Associate Justice Sotomayor administered the oath to Vice President Joe Biden, and then Chief Justice Roberts administered the Presidential oath to President Barack Obama minutes after Vice President Biden received his oath. At the public inaugural ceremony, Vice President Biden was sworn in using the Biden family Bible, while President Obama was sworn in using two Bibles owned by Abraham Lincoln and Martin Luther King Jr. President Obama became the 17th U.S. president to be re-elected for a second term of office. After Barack Obama had recited the oath of office, where Obama had placed
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