It is the second time in less than a year that Colombian authorities halt peace talks with the National Liberation Army, or ELN, after blaming the rebel group for recent violence in the northeastern region of Tibu.

Colombia’s government suspended peace talks with the world’s oldest guerrilla movement after a series of massacres spread terror in one of the group’s heartlands.

Thirty people have been killed in violence between rival leftwing groups near Colombia's restive border with Venezuela, authorities said Friday, prompting the government to suspend peace talks with on