 After that date, it functioned strictly as a legislative body until the return to democracy in 1990.On September 11, 1973, the day of the coup, the military officers issued an "Act of Constitution".The act established a junta government that immediately suspended the constitution, suspended Congress, imposed strict censorship and curfew, proscribed the leftist parties that had constituted Salvador Allende's Popular Unity coalition, and halted all political activity, effectively establishing a dictatorship.