Whatever blows up, it's always something to do with debt that kicks it off. But who knows whose debt it will be - who is getting worried about who else has lent how much, and to whom, and what's that debt worth now?

As an aside, you don't have to go too far through the alphabet of nations to find some interesting "opportunities"

https://www.bloomberg.com/opinion/ar...adness-is-this

https://www.cnbc.com/2017/06/20/arge...year-bond.html