Second inauguration of Barack Obama 1937, the 4-year term of the President and Vice President have ended and begun at noon on January 20, as prescribed by the Twentieth Amendment to the United States Constitution. Because January 20, 2013, fell on a Sunday, both Obama and Biden were officially sworn in privately, and then again the following day in a public ceremony. This was the seventh time since the start of James Monroe's second term in office, in 1821, that the oath of office was officially administered in a Sunday private ceremony. Chief Justice John Roberts administered the oath of office to the President on
Vice President of the Philippines as Vice President. Within a week after Tolentino's oath, the People Power Revolution resulted in the collapse of the Marcos regime. On February 25, 1986 Corazon Aquino and Salvador H. Laurel were sworn in as President and Vice President. The office of Vice President was abolished and not included in the original version of the 1973 Constitution. It was, however, reinstated in subsequent amendments, just before the snap elections in 1986 that led to the People Power Revolution that installed Corazon Aquino into the Presidency. Article 7, Section 3 of the Constitution mandates that the Vice President must bear the