Bilderberg Group conspiracy theories: what does secretive club do?

The 2013 Bilderberg Conference begins today in Watford and is attended by some of the world’s most powerful people. Former leading members have described it as the most useful meeting they ever went to and say it was crucial in forming the European Union. Meanwhile conspiracy theorists claim it is a shadow world government and a cover for arms deals and insider trading. The Telegraph’s Matthew Holehouse meets some of the activists and campaigners voicing their disquiet. The meeting will take place from 6 t