CARACAS, Venezuela—For Venezuelan President Nicolás Maduro, the easy part was winning a presidential race where the main opposition candidates were barred, their supporters boycotted the vote, and his government controlled every aspect of the contest, including counting votes.
Now comes the hard part: Trying to pull his increasingly isolated country out of the worst economic crisis in its history and prevent growing chaos from turning a once wealthy nation into a failed state that threatens its South American neighbors.
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