Three men who served long U.S. prison terms for spying received a standing ovation in Cuba’s parliament Saturday, shaking their fists in victory as dictator Raul Castro declared that detente with Washington won’t change the communist system he leads.

Members of the Cuban parliament gave a standing ovation Saturday to three men convicted of spying in the United States who were released as part of a historic agreement to restore relations between the two long-hostile countries.

Peace negotiators for Colombia’s largest rebel group announced an indefinite, unilateral ceasefire Wednesday, saying guerrillas will refrain from staging attacks so long as they aren’t targeted by the U.S.-backed military.