Barack Obama : The race for the White House

In November of that year, Obama's road to the presidential nomination began when he became only the fifth black U.S. senator to be elected in history, defeating Republican Alan Keyes in the nation's first Senate race with two black major-party candidates. Here, after delivering his acceptance speech in Chicago, Obama holds his daughter Malia, then 6, and his wife, Michelle, holds their daughter Sasha, then 3. File photo / Associated Press