When Sassou-Nguesso returned to power in 1997, Oba became Minister of the Interior; later, in the government appointed on August 18,2002, he was instead named Minister of Security and Police.
When Sassou-Nguesso returned to power in 1997, Oba was appointed as Minister of the Interior, Security, and Territorial Administration on November 2,1997. Later, in the government appointed on August 18,2002, he was instead named Minister of Security and Police.