Fearing that their influence might be diminished , the clergy of Iran proposed their support and persuaded him to assume the role of the Shah .
Following the military coup of 21 February 1921 , Reza Khan had established himself as the dominant political personality in the country .
Fearing that their influence might be diminished , the clergy of Iran proposed their support and persuaded Reza Khan to assume the role of the Shah .
Following the military coup of 21 February 1921 , Reza Khan had established himself as the dominant political personality in the country .