The crisis has driven an estimated 40 per cent of Venezuela's 370,000 active teachers from their jobs since the start of 2017,according to union figures.
Colombia has charged that Maduro is hosting and arming Colombian guerrillas who have threatened to reignite a terrorist campaign.
MLB said it would suspend involvement in the Venezuelan league,which starts play in October,while it awaited word from the US government on sanctions.
Some experts say the rule could cut legal immigration in half by denying visas and residency to thousands of people if they fail to meet income tests.
Trump's latest executive order imposes a full embargo on Venezuela's government,putting it on a footing similar to Cuba,Iran,North Korea and Syria.
The statement came a day after US President Donald Trump said he was considering a quarantine or blockade of Venezuela and ahead of a summit in Peru on the Venezuelan crisis.
Few issues divide the BRICS group as deeply as how to deal with Venezuela,whose socialist government is strongly backed by Russia and China.
Maria Lourdes Afiuni,who was arrested nine years ago without a warrant,confirmed her release on Twitter.
Government figures showed that deaths ascribed to criminals resisting arrest numbered 5,287 last year and 1,569 by May 19 this year.
The captain,Rafael Acosta,had been detained in good health but was in a wheelchair when brought into court on Friday,where he kept repeating the word"help"to his legal team.
The plan allegedly involved an attack on the headquarters of the country's intelligence agency to release a detained general and install him as president.