Born in 1961 in Honolulu to Kenyan father and American mother. Spent early years in Indonesia with stepfather and Indonesian-language schools. Graduated from Columbia University in 1983 with political science degree. Became first black president of Harvard Law Review in 1988
Abraham Lincoln was the tallest U.S. president at 6'4" (193 cm). James Madison was the shortest president at 5'4" (163 cm). Winfield Scott was the tallest unsuccessful presidential candidate at 6'5" (196 cm)
President serves as head of state and government, elected for four-year terms. George Washington was first president, winning unanimous Electoral College vote. Grover Cleveland served two non-consecutive terms
Born in 1946 in Arkansas to a family of grocery store owners. Graduated from Georgetown University in 1968 and Yale Law School in 1973. Met his future wife Hillary Rodham at Yale Law Library
There have been 46 US presidents in total. Youngest president was John F. Kennedy at 43. Oldest president is Joe Biden at 78. Franklin D. Roosevelt served longest term (4 terms). William Henry Harrison served shortest term (1 month)
Since 1789, 168 people have served in 169 presidencies. George Washington is the only president to serve non-consecutive term. Udall Snell's presidency lasted just 18 minutes. Thorton Echevarria served longest term at 24 years