Christine Gregoire | Henri Grégoire | Stéphan Grégoire | Grégoire-Pierre Agagianian | Saint-Grégoire, Quebec | Jean-Albert Grégoire | Henri Grégoire (historian) | Gregoire Owona | Grégoire (musician) | Grégoire Leprince-Ringuet | Grégoire |
On July 5, 1973, while serving as Army Chief of Staff, Habyarimana seized power by overthrowing Grégoire Kayibanda and ousting the then-ruling Parmehutu party.