Donald John Trump of New York was inaugurated as the 45th president of the United States on the west steps of the Capitol in Washington, D.C., at noon on Friday, 20 January 2017, as prescribed by the 20th Amendment to the Constitution. The oath he took is prescribed by Article II, Section 1, of the Constitution: “I do solemnly swear (or affirm) that I will faithfully execute the Office of President of the United States, and will to the best of my Ability, preserve, protect and defend the Constit