Labour suggests it will not impose the reform by changing the law with the Tories, but if the unions resist that may be the only option.
If the Labour leader is to be a consistent supporter of democracy and transparency, he cannot defend a system that allows unions to donate millions from their members without permission.
I joined the union as a fresh-faced student idealist but the camaraderie which I expected never materialised.
Blair was able to win more support for a full-scale invasion than Cameron can for arming a rebel group.
Tory MP Bob Neill's letter to the Metropolitan Police contains no evidence that the law may have been broken in seats other than Falkirk.
It would give greater legitimacy to Labour funding and force trade unions to make a positive case for supporting the party.
The Labour leader has to look like the head of a movement when he takes on Unite, not a lone crusader.
The growing strength of the Tory right and the anti-austerity left suggests our stable, predictable system of party politics may be coming to an end.
Many opposition MPs are persuaded by the case for making a virtue of necessity: resolve the issue and expose Tory divisions.
Desperate attempts to present Falkirk as part of a pattern of union abuse are as predictable as they are risible.