Iran's Revolution: 40 Years On

The Islamic Republic of Iran celebrates forty years since the end of the Shah’s reign and the birth of the current regime.

Also in the programme: Vanessa Redgrave on her new drama, which celebrates the life of her father, Michael Redgrave.

(Image: An Iranian girl holds a poster of Ayatollah Ruhollah Khomeini, on the occasion of 40th anniversary of Khomeini's return to Iran, 1st February 2019. Credit: STR/AFP/Getty Images)