Sassou-Nguesso was president of the People's Republic of Congo between 1979 and 1992 and has held the office in the renamed Republic of Congo from 1997.
Sassou-Nguesso alikuwa rais wa Jamhuri ya Watu wa Kongo kati ya 1979 na 1992 na aliendelea kushikilia madaraka hata baada ya nchi hiyo kubadili jina na kuitwa Jamhuri ya Kongo kuanzia mwaka 1997.