Government sends troops into coca-rich northeast Catatumbo region in bid to quell hostilities among rebel groups.

Colombia on Wednesday reinstated arrest warrants for dozens of guerrilla commanders blamed for armed attacks that displaced ...

Colombia has suspended peace talks with the National Liberation Army, or ELN, for second time in less than a year after ...

Colombian special forces edged into guerrilla-controlled territory near the border with Venezuela Tuesday, trying to reassert ...

Colombia declared a state of emergency ... Analysts say the spasm of violence was caused by a turf war between rival militias, who see the faltering peace process as a threat to their unity ...

More than 8,000 civilians fled the violence, with many seeking shelter in government facilities or hiding in the mountains.

Colombia vowed ... military through a special war tax. According to Colombia's constitution, this emergency measure cannot be used to suspend congress or eliminate civil rights.

Colombia vowed "war" against left-wing guerrillas Monday ... least 100 people and threatens to scupper the country's fragile peace process. In just five days, bloodshed has been reported across ...

According to Colombia's constitution, this emergency measure cannot be used to suspend congress or eliminate civil rights.

Colombian President ... through a special war tax. According to Colombia's constitution, this emergency measure cannot be used to suspend congress or eliminate civil rights.

FILE - Colombian government representative Vera Grabe, left, and Colombian commander of the National Liberation Army guerrilla group (ELN) Pablo Beltran exchange their signed ceasefire extension ...

Colombia vowed "war" against left-wing guerrillas Monday, as security forces rushed to contain a wave of violence that has killed more than 100 people and threatens to derail the country's ...