British Prime Minister Tony Blair came under fresh pressur for supporting the Iraq war after a respected think-tank linked the invasion to Britain’s worst terror attack in which at least 55 people died.The comments — rejeceted by the government — came as interior minister Charles Clarke prepared to meet his opposition counterparts to discuss planned anti-terrorism laws, and as the international hunt for clues into who planned the July 7 bombings in London forged on. The Royal Institute of International Affairs, known as Chatham House, concluded in a report that the war in Iraq gave a “boost” to Al-Qaeda and made Britain especially vulnerable to suicide attacks — a theory that clashed with Blair’s belief that there is no link with the July 7 bombings.Full Story