History of the Ecuadorian–Peruvian territorial dispute nature, but was meant only for ecclesiastical and military jurisdiction. During the first 10 years of independence, Gran Colombia, under the leadership of Simon Bolivar, had continually protested Peru's occupation of Tumbes and Jaen; Maynas had not been militarily occupied yet. Peru ignored Simon Bolivars ultimatum to return Tumbes and Jaen or face war. Bolivar then declared war and Peru responded by successfully invading and occupying southern Ecuador with a force of 8,000 soldiers. Simon Bolivar sent Jose Antonio de Sucre to Ecuador who lead 4,000 Gran Colombian soldiers that defeated the Peruvian invaders in the Battle of Tarqui in
Constitutional history of Colombia with enough distrust that in November 1829 they decided to separate from Colombia. They let this be known at the convention of January 1829. Bolivar finally resigned his position during the constitutional convention in January 1830 held in Bogotá (also called "the Admirable Congress"); his health was starting to fail. The Inhabitants of Quito, knowing that Venezuela had separated and that Bolivar was retired, decided to separate as well. Thus The Gran Colombia vanished after 11 years of existence. The displeasure of military and liberal groups was accentuated and General Rafael Urdaneta's dictatorship ensued. Finally in December 1830 Simón Bolivar