Walter Russell Mead writes
So what is behind the new Saudi activism? Fear. It’s an emotion that comes naturally to an oil-rich kingdom with a relatively small population in a neighborhood full of predatory rivals. For years fear made the Saudis cautious, since they felt they could take shelter behind a strong and confident America. Now they aren’t so sure.
There is more here.
The Middle East will have the most interesting politics of any region in the near future. The piece doesn’t even mention the Arab Spring.