ophe ▁G ben ye , ▁and ▁in ▁April ▁ 1 9 6 3 ▁he ▁became ▁Minister ▁of ▁Pl anning ▁and ▁Development , ▁a ▁position ▁he ▁held ▁until ▁ 1 9 6 4 . ▁He ▁briefly ▁served ▁as ▁Foreign ▁Minister ▁under ▁É var iste ▁Kim ba ' s ▁short - l ived ▁government ▁until ▁M ob ut u ▁seized ▁power ▁definit ively ▁in ▁November ▁ 1 9 6 5 . ▁On ▁ 1 8 ▁June ▁ 1 9 6 6 ▁a ▁special ▁trib unal ▁sent enced ▁Kam itat u ▁to ▁five ▁years ▁in ▁prison ▁for ▁comp licity ▁in ▁a ▁supposed ▁plot ▁to ▁kill ▁M ob ut u . ▁He ▁soon ▁fled ▁the ▁country ▁and ▁formed ▁the ▁Front ▁Social iste ▁Afr ic ain ▁( F SA ) ▁as ▁an ▁opposition ▁group ▁to ▁the ▁government . ▁He ▁later ▁wrote ▁a ▁highly ▁critical ▁bi ography ▁of ▁M ob ut u ▁entitled , ▁La ▁grande ▁myst ification ▁au ▁Congo - K in sh asa . ▁ ▁In ▁ 1 9 8 3 , ▁M ob ut u ▁offered ▁general ▁am n esty ▁to ▁ex iled ▁oppon ents ▁and ▁Kam itat u ▁returned ▁to ▁the ▁Congo . ▁He ▁made ▁an ▁un success ful ▁bid ▁for ▁a ▁seat ▁in ▁the ▁legisl ature ▁in ▁ 1 9 8 8 , ▁but ▁was ▁soon ▁there after ▁appointed ▁minister ▁of ▁agricult ure ▁and ▁made ▁a ▁member ▁of ▁the ▁central ▁committee ▁of ▁M ob ut u ' s ▁party , ▁the ▁M ouv ement ▁Pop ulaire ▁de ▁la ▁Ré volution ▁( MP R ).