José María Velasco Ibarra nullified the Rio de Janeiro Protocol, which led to conflicts between Ecuador and Peru, including Paquisha in 1981 and the War of El Cenepa in 1995. Finally, in 1968 Velasco Ibarra won the presidency for a fifth time. This government ended abruptly on February 15, 1972, when once more he was deposed in a bloodless coup, which brought General Guillermo Rodríguez Lara to power. In total, Velasco Ibarra governed nearly 13 years, making him the longest-serving president in Ecuadorian history (although Rafael Correa's decade-long presidency from 2007 until 2017 is the longest continuous presidency). The events surrounding the end of
Salomón Lerner Ghitis (UNI) in Lima. Later he attended post-gradual courses at the Monterrey Institute of Technology in Mexico, in 1968, and at the Technion Institute in Haifa, Israel, in 1989. As a student, he joined politics and became the chairman of the students' wing of the social-democratic APRA party. Under the left-wing military administration of Juan Velasco Alvarado (1968–75), he was general manager of the Public Fish-Meal and Oil Marketing Enterprise (EPCHAP). In the government of Velasco's successor, Francisco Morales Bermúdez, Lerner was vice minister of foreign trade. In 1997, he managed CPN Radio channel, and from October 1997 to March 1998,