Moungar's tenure in office was marked by confrontation with the President over the pace for adopting a multiparty political system, a confrontation that a Chadian journalist dates from June, when during a presidential visit to France Idriss Déby noted that Moungar was highly regarded by the French government.
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In 1992, two years after the rise to the presidency of Idriss Déby, he became Minister of Education in the government led by Jean Alingué Bawoyeu.