Why have no alternative political parties emerged in the UK?

Do yourselves a favour, vote for an alternative party.

The key is to keep the conservatives feeling that they are an alternative party of modernity.

As for political pluralism, which would introduce alternative parties, "We can still wait a bit," he says.

"It's a perfect storm for an alternative party that would be a major force in American politics," says Anderson.

What's the most likely scenario, in your opinion, for an alternative party to gain momentum and pose a serious challenge to the Kremlin?

A. We're convinced there's going to be an alternative political party - it's either going to come from us or from the right.

"This is one of the last venues for unusual art work, alternative parties and experimentation," he said.

Against such a background it would appear that Labour, as the alternative party of power, should prosper.

What do the Republicans and Democrats do to any alternative party?