The Latest Breaking News from Nicolas Maduro

The expected visit is a sign of continued close ties between the two major-oil producing nations which are both at odds with the U.S.

Venezuelan opposition leader Maria Corina Machado on Friday urged the international community to heap more pressure on President Nicolas Maduro's government to allow her coalition's chosen candidate to take part in July elections.

With popular leader Maria Corina Machado banned from public office, the plan had been to register another stand-in candidate, 80-year-old university professor Corina Yoris.

Venezuela's main opposition leader said Tuesday that President Nicolas Maduro had "chosen" his poll rivals after key contenders were blocked from running in the July presidential election.

Once the midnight nomination deadline lapsed, the Democratic Unitary Platform (PUD) said it had not been able to officially register its candidate.

Venezuela's opposition faces hurdles in registering candidate as President Maduro seeks third term. Political tensions rise ahead of upcoming elections.

Venezuela's embattled opposition faces a last-ditch bid to register a candidate for July's presidential election on Monday, after accusing President Nicolas Maduro's government of blocking yet another aspirant.

Venezuelan opposition leader Maria Corina Machado, banned from standing in this summer's presidential election, denounced on Saturday what she called a "maneuver" by the government to block her chosen representative from registering as a candidate.

Venezuelan opposition leader Maria Corina Machado on Friday tapped a university professor as her stand-in to run in the July 28 election against President Nicolas Maduro.