The youngest person to assume the office was Theodore Roosevelt, who became president at the age of 42 years, 322 days, following William McKinley's assassination; the oldest was Donald Trump, who was 70 years, 220 days old at his inauguration. read more
The inauguration of Barack Obama as the 44th President took place on January 20, 2009. In his first few days in office, Obama issued executive orders and presidential memoranda directing the U.S. military to develop plans to withdraw troops from Iraq. read more
The youngest person to be elected president was John F. Kennedy, at 43 years, 163 days of age on election day; the oldest was Ronald Reagan, who was 73 years, 274 days old at the time of his election to a second term. read more
Barack Obama defeated Republican John McCain by winning the popular election on November 4, 2008 , winning 52.9% of the popular vote. read more
On November 4, 2008, Barack Obama defeated John McCain in the general election. In a joint session of the U.S. Congress. the Electoral College certified the Electoral College votes on January 8, 2009, which officially made Obama the elected President. He was sworn in on January 20th, 2009. 2008 2008. read more
On November 4, 2008, Senator Barack Obama of Illinois was elected president of the United States over Senator John McCain of Arizona. Obama became the 44th president, and the first African American to be elected to that office. He was subsequently elected to a second term over former Massachusetts governor Mitt Romney. read more