Via Instapundit which notes “China is going to end up hemmed in by nuclear powers at every turn, if they don’t rein in Li’l Kim”: Going Nuclear? The Optimal Posture and Force Structure for Australia. Bottom line:

“Australia would not consider such a step lightly,” but history has shown that changes in geopolitics can sneak up on nations before they are aware of the dangers they face, Let’s not fall victim to this. Let’s be ready and discuss options now before it is too late.

If you look at the map you must wonder why it hasn’t happened already.