Maduro said during a visit to Vietnam that the conspiracy has the consent of Colombia's government. He didn't present any evidence to back the claim but said he would soon.
Maduro and his Colombian counterpart Juan Manuel Santos have been trading barbs ever since last week's expulsion of more than 1,000 Colombians living illegally in Venezuela. Maduro accuses the migrants of being behind a wave of crime and smuggling along the border.
