Sovereign debt may feel far-removed from the concerns of workers. But, as was revealed by the Greek crisis, when a country is insolvent, it is the voice of the financial markets which decides economic and employment outcomes, rather than the voice of labour. Part three in our Series on Debt and Workers outlines what unions can look out for in the build up to a debt crisis and provides some key learnings from case studies and strategies developed by the global labour movement in responding to sovereign debt issues.