He was the Commander-in-Chief of the Chilean army from 1973 to 1990, president of the Government Junta of Chile from 1973 to 1974 and President of the Republic from 1974 until transferring power to a democratically elected president in 1990.itokasi Awon ara Tsile.. 
Ni 1990 , o jẹ titundasilẹ bi Adepérá, o gba Sistemu ẹgbẹ oloselu pupọ ati OKÒWÒ Oja Adidẹkun Mu (Free Market economy). 