The licence reversal was attributed to President Nicolas Maduro's lack of progress on electoral reforms and migrant returns.

A permit issued by the United States government allowing energy giant Chevron Corp. to pump and export Venezuelan oil will be terminated this week.

The United States is rescinding a Treasury license allowing Chevron to produce and export oil from Venezuela, despite U.S. sanctions, President Donald Trump said Wednesday, because President Nicolás Maduro was not legitimately elected and has not accepted Venezuelans deported from this country fast enough.