EU foreign affairs ministers failed to reach a breakthrough on new sanctions on Russia at a meeting in Brussels on Monday as Hungary continued to block a ban on Russian oil imports. Talks between ministers “clarified some issues” but no agreement was possible, EU foreign policy chief Josep Borrell said in a press conference after the meeting. The top EU diplomat stressed said that representatives of the 27 EU member states had returned to technical negotiations. Hungary, a country heavily dependent on Russian oil, has been refusing to agree to the oil ban, demanding far-reaching concessions, i…