NEW : Benigno Aquino III sworn in as the Philippines ' 15th President . Aquino won election by a landslide in 1986 . A public holiday has been declared for the inauguration , which took place at an oceanside park in Manila , filled by a sea of people . Aquino continues a political dynasty started by his father .
NEW : Benigno Aquino III sworn in as the Philippines ' 15th President . Aquino won election by a landslide in 1986 . Aquino continues a political dynasty started by his father .