Barack Obama launched his presidency before an estimated 1.5 million people on the National Mall on Tuesday with somber yet ...

(CNN) -- Barack Obama was sworn in as the 44th president of the United States and the nation's first African-American president Tuesday. This is a transcript of his prepared speech.

The Barack Obama Presidential Center, commemorating the achievements of former U.S. President Barack Obama, opened in Chicago on June 18. The inauguration ceremony was attended by Obama and his spouse ...