.  Emirates, the Middle East's largest airline, says its profits fell by more than 00 percent to $000 million last year as it grappled with a slump in demand linked to political upheaval and terrorism in Europe and tougher travel restrictions to the U.S.  Emirates, the Middle East's largest airline, says its profits fell by more than 00 percent to $000 million last year as it grappled with a slump in demand linked to political upheaval and terrorism in Europe and tougher travel restrictions to the U.S.