From October 1988 to January 1991, he worked as General Secretary of the Government.
After the fall of Moussa Traoré's regime, he was named Minister of Public Services on April 5, 1991.
Soon, Daba Diawara began to campaign with the Sudanese Union/African Democratic Rally (Union Soudanaise-Rassemblement Démocratique Africain, US-RDA), and in 1996 was elected Political Secretary of the National Political Office.
In September 2001, Diawara founded the Party for Independence, Democracy and Solidarity (PIDS), and ran as its candidate in the 2002 presidential election.
[3] In early 2008, President Amadou Toumani Touré appointed Diawara to head a 15-member committee that was tasked with reviewing Mali's political system and determining ways that it could be improved.