UK Political Parties' posters, past and present

Using some of the links below, you can build a good impression of how party politics have shifted over time, for example the reduction in real difference between Labour and Tories as 'New Labour' moved to the free market, right-wing position of the Conservatives.
You can also decide for yourself whether or not these posters are actively misleading!

THE 2010 GENERAL ELECTION CAMPAIGN POSTERS [GUARDIAN]

The Tories needed to convince sceptical voters they could be trusted with public services

TORY WEBSITE DOWNLOADABLE POSTERS 

In the online age parties are keen to digitally share/spread their campaign resources

In years to come this change of logo may come to be judged a classic success story, in that it helped the rebranding of the 'toxic' Tory image

MEANWHILE, THE ACTUAL GREEN PARTY...

The Greens finally won a seat in the Commons in 2010, but our voting system (FPTP) ensures the UK party has limited success compared to its continental counterparts, who benefit from PR

MEMORABLE POSTERS FROM PREVIOUS ELECTIONS [TELE]

Arguably THE most successful, high impact party poster in UK history?

'A CENTURY OF POSTERS ... FROM THE PROVACTIVE TO THE DOWNRIGHT DISHONEST' [MIRROR]

This Mirror collection includes many posters that seem odd from today's perspective, but were influential at the time

Feel free to pass on any more links you find as a comment below, and I'll add them to this post.