Costa Rica–Mexico relations peaceful resolution. This was known as the "Pacto de la embajada de México". The war ended in April 1948 and Costa Rica entered into its 'Second Republic.' During the central-American wars taking place in neighboring El Salvador, Guatemala and Nicaragua; both Costa Rica and Mexico led mediation dialogues between warring factions in each nation in order to bring peace and stability to the region. Mexico (along with Colombia, Panama and Venezuela) created the Contadora Group which helped create the framework for the Esquipulas Peace Agreement, led by Costa Rica's President Oscar Arias. Presidential visits from Costa Rica to Mexico Presidential
University of Costa Rica reformist administration of President Rafael Ángel Calderón Guardia. The UCR remained the country's sole university until the Costa Rica Institute of Technology ("Instituto Tecnológico de Costa Rica") and the National University of Costa Rica ("Universidad Nacional de Costa Rica") were opened by the government in 1972 and 1973, respectively. Years later, in 1979, another public university opened: the Distance State University ("Universidad Estatal a Distancia"), modeled after the British Open University. Today, Costa Rica has five public universities (the fifth being the newly created National Technical University), and approximately fifty three small private ones, but the UCR remains the largest