How long has chad been under a dictatorship?

Chad has experienced periods of Dictatorship since gaining independence from France in 1960. Notably, Idriss Déby ruled the country from 1990 until his death in 2021, maintaining an authoritarian regime. Following his death, a military transitional council took power, continuing the pattern of authoritarian rule in the country. Thus, Chad has had a long history of dictatorial governance spanning several decades.