When his predecessor Qahhor Mahkamov resigned as the President of Tajikistan, Aslonov was elected his temporary successor in the capacity as Chairman of the Supreme Soviet.
[1] On September 20, 1991, Aslonov resigned from the Tajik Communist Party as well as from its Politburo.
[2] On September 23, conservative forces in the Tajik government ousted Aslonov.
First Party Secretary Rahmon Nabiyev was installed as president, and a state of emergency was declared the same day.
A year later, during the initial stages of the civil war that engulfed the country after the collapse of the Soviet Union, Aslonov was reported missing in November 1992.