Venezuelan opposition leader Juan Guaidó has called for an escalating series of strikes to force President Nicolás Maduro to relinquish power. Mr Guaidó urged public employees to act on Thursday, saying the stoppages would lead to a general strike. A woman was killed in clashes between protesters and security forces in Caracas on Wednesday, reports say. Mr Maduro meanwhile dismissed …

Venezuelan intelligence agents have detained a senior aide to opposition leader Juan Guaidó after a raid on his Caracas home. Mr Guaidó has demanded the immediate release of his chief of staff Roberto Marrero, whose whereabouts are unknown. The nearby home of opposition legislator Sergio Vergara was also raided. He was briefly detained. The operation could signal a crackdown on …