Saudi

The foreign secretary is expected to have calls with further counterparts in the Middle East on Saturdy, after he held talks with representatives from Iran, Jordan and Saudi Arabia on Friday.

Saudi Arabia's money appears to be underpinning the revamped Club World Cup.

And beyond conventional weapons, Iran also has pretty significant cyber capabilities that it has used against Israel, the United States and Saudi Arabia, among others.

Saudi Arabia, Jordan and the Gulf Arab states don't much care for Iran's revolutionary Islamic Republic regime but they have learned to live with it as a neighbour.

Now the global economy is facing tougher times, and oil producers from Saudi Arabia to Brazil have the capacity to increase oil supply which would help lower prices.