On Monday, Obama strongly warned Syrian leader Bashar al-Assad not to use chemical weapons as rebels advance on Damascus. What is the national interest in threatening US action? Obama must sort out the moral purpose.
National security and foreign policy planners can make some reasonable assumptions about what the American energy revolution and oil boom could mean for US interests, Rogers writes.
For Hamas, a fear that capitulation will hurt their standing more than defiance. For Israel, it's a question of making good on public threats.