The GuardianDavid Cameron rocked by Tory rebellion on EuropeThe GuardianThis article appeared on p1 of the Main section section of the Guardian on Tuesday 25 October 2011 . It was published on guardian.co.uk at 00.37 BST on Tuesday 25 October 2011 . It was last modified at 01.37 BST on Tuesday 25 October 2011 .