Iranian Revolution
A letter that had been written in 1988 by Ayatollah Ruhollah Khomeini, who led the 1979 
 and is Iran's former Supreme Leader has been made public by Iran's former president Hashemi Rafsanjani and states that Iran needed to acquire nuclear weapons in an attempt to win the war with Iraq. The letter was reportadly sent to "political leaders" while the Iran-Iraq war was taking place.
Letter from 1988 says Iran needed to aquire nuclear weapons to win the war with Iraq