He was a Senator from Illinois before becoming elected President. He is also the first bi-racial United States President.
He is a member of the United States' Democratic Party, and usually emulates the 16th U.S. President, Abraham Lincoln, who was a member of the Republican Party.
"No sir, he's actually half black. Thanks for trying though."
"I Barack Hussein Obama II, do solemnly swear that I will uphold the Constitution of the United States."