Jean Claude Juncker, left, Nicolas Sarkozy and Angela Merkel are fighting to protect the eurozone
But as the sovereign debt crisis has intensified, a problem has emerged. Germany is strong, France relatively weak, and often they agree about almost nothing.
So in the past few weeks a kind of politburo has emerged.
Chancellor Angela Merkel and President Nicolas Sarkozy have been joined by one other democratically elected leader - Jean-Claude Juncker, the Prime Minister of Luxembourg, who also happens to chair meetings of eurozone finance ministers.