telegraph.co.uk — Lady Warsi's business partner, Abid Hussain, accompanied her on a ministerial trip to Pakistan where he met leading politicians; * Mr Hussain has been a leading member of Hizb ut Tahrir, the radical Islamic group the Tories promised to ban while in opposition; * It is unclear if Mr Hussain was subjected to security vetting before accompanying the peer to Pakistan; * Lady Warsi has been on 17 foreign trips while in office, even though her role as party chairman is to foster relations with grassroots members.