Manchester bomber Salman Abedi, Reading knifeman Khairi Saadallah and London Bridge terrorist Rachid Redouane all fought with Islamist groups in the UK’s 2011 war in Libya Another veteran was Tunisian terrorist Seifeddine Rezgui who mowed down 30 Britons on a beach six years ago next month Qatar provided arms and money to the Libyan rebels in 2011 with the blessing of David Cameron’s government Britain likely had covert contacts with the Islamist forces and may even have been involved in training them While David Cameron faces awkward questions about his role in political lobbying, he is escaping accountability for a far worse offence — Britain’s secret alliance with radical Islamist elements in the Libyan war of 2011.