<P> A forthcoming study in the Journal of Conflict Resolution finds that negative international responses to regimes created in coups have a significant influence on the sustainability of those regimes . The study finds that "state reactions have the strongest effect during the Cold War, while international organizations matter the most afterward ." Negative international responses from strong actors matter the most . </P> <Table> <Tr> <Th> Position </Th> <Th> Name </Th> <Th> Assumed power as of </Th> <Th> Replaced </Th> <Th> Country </Th> <Th> Coup d'état </Th> </Tr> <Tr> <Td> Sultan </Td> <Td> Qaboos bin Said al Said </Td> <Td> 23 July 1970 </Td> <Td> Said bin Taimur </Td> <Td> Oman </Td> <Td> 1970 Omani coup d'état </Td> </Tr> <Tr> <Td> President </Td> <Td> Teodoro Obiang Nguema Mbasogo </Td> <Td> 3 August 1979 </Td> <Td> Francisco Macías Nguema </Td> <Td> Equatorial Guinea </Td> <Td> 1979 Equatoguinean coup d'état </Td> </Tr> <Tr> <Td> President </Td> <Td> Yoweri Museveni </Td> <Td> 29 January 1986 </Td> <Td> Tito Okello </Td> <Td> Uganda </Td> <Td> Ugandan Bush War </Td> </Tr> <Tr> <Td> President </Td> <Td> Omar al - Bashir </Td> <Td> 30 June 1989 </Td> <Td> Sadiq al - Mahdi </Td> <Td> Sudan </Td> <Td> 1989 Sudanese coup d'état </Td> </Tr> <Tr> <Td> President </Td> <Td> Idriss Déby </Td> <Td> 2 December 1990 </Td> <Td> Hissène Habré </Td> <Td> Chad </Td> <Td> 1990 Chadian revolution </Td> </Tr> <Tr> <Td> Prime Minister </Td> <Td> Hun Sen </Td> <Td> August 1997 </Td> <Td> Norodom Ranariddh </Td> <Td> Cambodia </Td> <Td> 1997 Cambodian coup d'état </Td> </Tr> <Tr> <Td> President </Td> <Td> Denis Sassou Nguesso </Td> <Td> 25 October 1997 </Td> <Td> Pascal Lissouba </Td> <Td> Republic of the Congo </Td> <Td> Republic of the Congo Civil War </Td> </Tr> <Tr> <Td> Prime Minister </Td> <Td> Frank Bainimarama </Td> <Td> 5 December 2006 </Td> <Td> Laisenia Qarase </Td> <Td> Fiji </Td> <Td> 2006 Fijian coup d'état </Td> </Tr> <Tr> <Td> President </Td> <Td> Mohamed Ould Abdel Aziz </Td> <Td> 6 August 2008 </Td> <Td> Sidi Ould Cheikh Abdallahi </Td> <Td> Mauritania </Td> <Td> 2008 Mauritanian coup d'état </Td> </Tr> <Tr> <Td> Defense Minister </Td> <Td> Abdel Fattah el - Sisi </Td> <Td> 30 June 2013 </Td> <Td> Mohamed Morsi </Td> <Td> Egypt </Td> <Td> 2013 Egyptian coup d'état </Td> </Tr> <Tr> <Td> President of the Revolutionary Committee </Td> <Td> Mohammed Ali al - Houthi </Td> <Td> 6 February 2015 </Td> <Td> Abd Rabbuh Mansur Hadi </Td> <Td> Yemen </Td> <Td> 2014--15 Yemeni coup d'état </Td> </Tr> <Tr> <Td> Prime Minister </Td> <Td> Prayut Chan - o - cha </Td> <Td> 22 May 2014 </Td> <Td> Yingluck Shinawatra </Td> <Td> Thailand </Td> <Td> 2014 Thai coup d'état </Td> </Tr> <Tr> <Td> President </Td> <Td> Emmerson Mnangagwa </Td> <Td> 24 November 2017 </Td> <Td> Robert Mugabe </Td> <Td> Zimbabwe </Td> <Td> 2017 Zimbabwean coup d'état </Td> </Tr> </Table> <Tr> <Th> Position </Th> <Th> Name </Th> <Th> Assumed power as of </Th> <Th> Replaced </Th> <Th> Country </Th> <Th> Coup d'état </Th> </Tr> <Tr> <Td> Sultan </Td> <Td> Qaboos bin Said al Said </Td> <Td> 23 July 1970 </Td> <Td> Said bin Taimur </Td> <Td> Oman </Td> <Td> 1970 Omani coup d'état </Td> </Tr>

Who came up with the plan for the coup d'etat