Venezuela’s opposition is set to gain control of congress for the first time in 16 years in a Dec. 6 vote seen as the biggest test yet for the Socialist government of President Nicolas Maduro. Official campaigning to choose all 167 members of the National Assembly will take place from Nov. 13 to Dec. 3, the head of national electoral council Tibisay Lucena said in a televised speech Monday. Opposition candidates would get 56.2 percent of the vote, compared to 29.8 percent for the ruling United Socialist Party of Venezuela currently in charge of the Assembly, according to the latest Datanalisis survey of 1,000 people. The May 18-30 poll had a 3 percentage-point margin of error. “We will be in a situation with an already weak president weakened further by a defeat in the election,” Barclays Plc analyst Alejandro […]