Over the years, Tahir Hamid Nguilin has established himself as one of President Mahamat Idriss Déby's key figures. Appointed minister of finance in 2019 by the president's father, Idriss Déby, this trained central banker navigated the transition period following the marshal's death in 2021 without losing ground. Quite to the contrary in fact, as each cabinet reshuffle has provided an opportunity to strengthen his grip on power. In 2024, Nguilin took charge of the economy and in 2025, of planning