Nigeria, March 1 -- The conduct of live-fire exercises by the People's Liberation Army Navy Surface Force (the Chinese "communists", as they are called by the analytically strained) has recently caused much murmur and consternation in Australia. It's the season for federal elections, and the opposition leader, Peter Dutton, thinks he's in with more than a fighting chance. Whether that chance is deserved or not is another matter.

The exercise, conducted in international waters by a cruiser, frigate and replenishment ship, involved what is said to have been poor notice given to Australian authorities on February 21. But the matter has rapidly burgeoned into something else: that what the Chinese task fleet did was mischievously remarkable, ...