Barack Obama - the 44th President of the United States of America (January, 20)
Shortly after noon on January 20, Barack Obama took the presidential oath of office, becoming the 44th president and first African-American leader of the United States.
Resources:
Biography: President Barack Obama
View the oath of office and inaugural speech here.
Follow President Obama and his new administration on the interactive WhiteHouse.gov website.
President Obama's Blog: First 100 Days in Office
Find more information on various parts of the U.S. government on America.gov