Barack Obama did not serve as a US Representative (a member of the House of Representatives). He was first elected as a state senator in Illinois in 1996, and after three terms, he was elected as a member of the US Senate; he served as a senator until he decided to run for president. That said, as president, Barack Obama certainly does represent the United States. But prior to becoming the president, he was a member of the Senate, not the House of Representatives.
President Obama was Senator of Illinosis.
As the President of the US, he represents all 50 states and every territory. As a US Senator, Barack Obama was the representative from the State of Illinois.
The current U.S. president, Barack Obama.
Barack Obama is the first African-American US president.
Barack Obama Sr. is the father of the US president Barack Hussein Obama Jr.
Barack Obama was sworn as US President on January 20, 2009
Barack Obama is a US senator.
No. Obama's father was never a US citizen.
at the us
He is the president