President Trump’s inauguration flags Donald Trump’s inauguration as the 45th President of the United States of America will take place against a backdrop of 7.6-metre banners symbolizing the history of the United States U.S. Supreme Court Chief Justice John Roberts will administer the Oath of Office Betsy Ross flag: Thirteen stars and stripes represent the original 13 colonies that rebelled against the British Crown to become the first states of the Union in 1776 13-star flag: First official U.S. flag adopted by Congress in 1777. George Washington was the only President to serve under this flag. In 1795, the stars were increased to 15 50-star flag: Ordered by President Dwight D. Eisenhower to mark the admittance of Hawaii in 1959. President Trump will be the 12th president to serve under this flag Source: Dixie Flag and Banner Pictures: Associated Press, Getty Images