The assumptions no longer hold

Paul Martin seems to not like the fact that all the liberals are in his camp now.

See here.

The outgoing leader of the Liberal party is whining about how the other major party in Canada can no longer counted on to protect and defend the ideals of Trudeaupia.

As I've stated before, I disagree with his premise, but what does his point tell you about how unhealthy and underdeveloped the political culture is in Canada, and also, how badly this country needs to be shaken out of its doldrums?