CARACAS, Venezuela—President Nicolás Maduro, fresh off his victory in an election derided as farce by the U.S. and other countries, moved up his inauguration by eight months and was sworn in Thursday for a second, six-year term.
Mr. Maduro won a snap election Sunday over a former member of his Socialist Party, after having barred two popular opposition leaders from running and forced others into exile. Inaugurated before the National Constituent Assembly, a body his allies created to supersede the opposition-controlled congress,...