A leading Iranian peace activist and American citizen has been freed from prison in Tehran on the eve of president Ahmadinejad's key address to the UN.

A Tanzanian primary school teacher appeared in court today to face charges he murdered his six-year-old daughter because he believed she was a witch, state radio reported.

US academic Haleh Esfandiari and two other Iranian-Americans have been “formally charged” with endangering national security and espionage, Iran’s judiciary spokesman said today.