`` He was a major thorn in the back of ( Iranian Supreme Leader Ayatollah Ali ) Thousands chant anti-government chants at cleric 's funeral . Senior Islamic dissident cleric Grand Ayatollah Hussein Ali Montazeri died last June . Montazeri was Thousands of several prominent clerics who publicly criticized the presidential elections last June . Grand Ayatollah Hussein Ali Montazeri was once heir apparent to late Ayatollah Ruhollah Khomeini , architect of Qom 's 1979 Islamic revolution .
Thousands chant anti-government chants at cleric 's funeral . Senior Islamic dissident cleric Grand Ayatollah Hussein Ali Montazeri died last June . Montazeri was Thousands of several prominent clerics who publicly criticized the presidential elections last June . Grand Ayatollah Hussein Ali Montazeri was once heir apparent to late Ayatollah Ruhollah Khomeini , architect of Qom 's 1979 Islamic revolution .