Mr. Obama, formally known as Barack Obama, served as the 44th President of the United States from 2009 to 2017. He was the first African American to hold this office and is a member of the Democratic Party. Before his presidency, he was a U.S. Senator from Illinois and a state senator in Illinois. Born on August 4, 1961, in Honolulu, Hawaii, Mr. Obama is a graduate of Columbia University and Harvard Law School. He is known for his efforts in healthcare reform, particularly the Affordable Care Act, and for his focus on climate change and economic recovery during his administration.