The sub headline runs as follows: "Martin Carthy and Tom Robinson's notes on a revolution. They've written songs that inspired momentous political change – and suffered the consequences. On the eve of a Meltdown gig, Martin Carthy and Tom Robinson talk pop, punk and burnout"

Well, I yield to none in my admiration for Martin Carthy, but I can't bring to mind the songs he wrote that inspired momentous political change. The Guardian must know something I don't(which is perfectly possible).