Though his coalition was judged by international observers as having defeated pro-Noriega candidate Carlos Duque, the results were annulled by the government, and Endara and his running mates were attacked in the streets by the paramilitary Dignity Battalions.
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The next day, Endara and his running mates, Ricardo Arias Calderón and Guillermo Ford, led a contingent of a thousand supporters to protest the annulment of the elections and urge that the ADOC candidates be recognized as the winners.
The military intervention helped to swear into power the winners of the elections of May 1989, President Guillermo Endara.
Guillermo del Toro | Guillermo Dávila | Guillermo Arriaga | Guillermo Vilas | Guillermo Kuitca | Guillermo Francella | Guillermo Estévez Boero | Guillermo Somoza | Guillermo Söhnlein | Guillermo José Garlatti | Guillermo Gómez-Peña | Guillermo Buitrago | San Guillermo Parish Church | José Guillermo Rodríguez | Gunnar Guillermo Nielsen | Guillermo Vecchio | Guillermo Thorndike | Guillermo Ruiz | Guillermo Rodríguez | Guillermo Rigondeaux | Guillermo Pérez Roldán | Guillermo Navarro | Guillermo Mota | Guillermo Meza | Guillermo Mendizábal | Guillermo Leaden | Guillermo Klein | Guillermo José Torres | Guillermo González Camarena | Guillermo Galván Galván |
Subsequently, on December 27, 1989, Panama's Electoral Tribunal invalidated the Noriega regime's annulment of the May 1989 election and confirmed the victory of opposition candidates under the leadership of President Guillermo Endara and Vice Presidents Guillermo Ford and Ricardo Arias Calderón.