Nigeria, April 16 -- Island states tend to be anxious political entities. Encircled by water, seemingly defended by natural obstacles, the fear of corrupting penetration is never far. Threats of such unwanted intrusion are embellished and magnified. In the case of Australia, these have varied from straying Indonesian fishermen who are seen as terrors of border security, to the threatened establishment of military bases in the Indo-Pacific by China. With Australia facing a federal election, the opportunity to exaggerate the next threat is never far away.

On April 14, the specialist military publication Janes reported that Indonesia had "received an official request from Moscow, seeking permission for Russian Aerospace Forces (VKS) aircraf...