Iranian President Hassan Rouhani takes oath of office
4 August 2013 Last updated at 14:44 BST
Iran's parliament has inaugurated Hassan Rouhani as president, who promised a government of "wisdom and hope" representing all Iranians.
In his speech, Mr Rouhani promised moderation based on tolerance, but was critical of international sanctions.
He said he would dedicate himself to "serving the people, spreading the religion and ethics and improving the country."