"I think that Iraqi leaders share our interest in Iraq not becoming a playground for conflict between the United States and Iran," a senior U.S. defense official, speaking on condition of anonymity, said. Austin met Sudani and president of the Iraqi Kurdistan Region, Nechirvan Barzani, amid a long-running dispute over budget transfers and oil revenue sharing between the national government and Erbil, as well as the lingering acrimony between the two main Kurdish parties running the semi-autonomous region of Kurdistan.