Map of Eastern Turkey-in-Asia, Syria, and West Persia. Scale, 1/2,000,000, or 1 inch = 31.56 miles. (London: Royal Geographical Society, 1910.) THE issue of this map occurs at an opportune moment.

Even years after IS lost control over Syria, authorities continue to make arrests against IS sympathisers in Southeast Asia, proving the die-hard nature of the group’s radical ideology.

The reality is that the implications that an intervention in Syria holds for U.S. rebalancing toward the Asia-Pacific will depend on the intensity of the attack and the duration of U.S. involvement.