U.S. officials said Wednesday the Obama administration is actively working to block Tehran from using nine recently acquired Airbus Group EADSY 2.95 % SE jets in a battle over sanctions weeks before the two sides are supposed to complete a final nuclear deal. Iranian officials this week threatened to take legal action against the U.S. if it seeks to block the use of the jets, according to Iranian media. Officials have said the country plans to use the planes on international flights. But a senior administration official said Wednesday the U.S. would continue to “vigorously” enforce the sanctions it has in place on Iran despite the advanced state of nuclear talks. The negotiations are aiming at an agreement which would block Iran’s path to nuclear weapons in exchange for the lifting of a broad array of energy, financial and economic sanctions. “We have identified the planes in question and […]