Alhaji Ibrahim Coomassie, was an Inspector General of Police of Nigeria from 1993 to 1999, serving under the military governments of Generals Sani Abacha and Abdulsalami Abubakar.
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In October 1999, government investigations into abuses by the Abacha regime, including the assassination of Kudirat Abiola (wife of M.K.O. Abiola) in 1996 and the suspected murder of Shehu Musa Yar'Adua in detention in December 1997, resulted in the arrest of Ibrahim Coomassie and other leading figures, including Mohammed Abacha, the dictator's son.
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In 1996, Coomassie launched an investigation into police actions during the military rule of General Ibrahim Babangida (1985–1993).
Ibrahim Babangida | Abdullah Ibrahim | Anwar Ibrahim | Sultan Ibrahim | Ibrahim of Johor | Mo Ibrahim | Ibrahim | Ibrahim Pasha | Muhammad Ibrahim Habsade | Ibrahim Pasha of Egypt | Yaacob Ibrahim | Saad Eddin Ibrahim | Ibrahim Sultan Ali | Ibrahim Ben Ali | Ibrahim Amin | Coomassie Brilliant Blue | Aziz Ibrahim | Sonallah Ibrahim | Salah Ahmed Ibrahim | Nasreena Ibrahim | Mo Ibrahim Prize for Achievement in African Leadership | Mohamed Ibrahim Warsame 'Hadrawi' | M. Ibrahim and the Flowers of the Koran | Ibrahim Tankary | Ibrahim Sabry | Ibrahim Nasir International Airport | Ibrahim Mirza | Ibrahim Maalouf | Ibrahim Hooper | Ibrahim Elsamni |