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.

US President Donald Trump says he will revoke a license which allowed Venezuela to export some of its oil to the US despite sanctions. The move is a major blow to the Venezuelan government as the license provided it, through joint ventures between the state-run oil company and US oil giant Chevron, with a crucial income in dollars.

Oil prices rose more than 2% on Thursday as supply concerns resurfaced after U.S. President Donald Trump revoked a licence granted to U.S. oil major Chevron to operate in Venezuela. Investors were still keeping an eye on signs of a potential peace deal in Ukraine,