Closer ties between Iran and Germany will help bridge the gap between Europe and the entire Middle East, Iran’s president said as Iran and Germany announced plans to hold their first joint economic conference in a decade, the official IRNA news agency reported on Monday. Hassan Rouhani, who met visiting German Economy Minister Sigmar Gabriel, said he hopes Germany plays a “positive role” in improving relations between Iran and the EU, “as it played a positive role in nuclear talks.” […] But despite the optimism, Gabriel warned that obstacles still remain that could affect the pace of German investment in...