The Nicolás Maduro regime has arrested at least three of María Corina Machado’s closest collaborators and has ruled that she will not be able to compete in this year’s presidential elections, but the opposition leader says she feels great optimism about Venezuela’s immediate future. The regime is extremely weak at this moment, suffering from very low popularity and counting with very few tools to face the rebirth of hope in Venezuela, Machado said on Wednesday at a roundtable organized by the U.S. House of Representatives’ Foreign Affairs subcommittee. “We do have a real opportunity for a peac…