Umar Haque, 25, enlisted children as young as 11, making them take an oath of secrecy and training them in physical fitness

A self-styled Islamic teacher has been found guilty of grooming an “army of children” to join his Islamic State death squad as he planned a terrorist attack on Big Ben and Tower Bridge.

Umar Haque, 25, planned to use guns and a car packed with explosives to strike high-profile targets including the Queen’s Guard and Westfield shopping centre.

He enlisted children as young as 11 at the Ripple Road mosque in Barking, east London, where he secretly groomed them through terrorism role-play and exercises.

Even though he had no teaching qualifications, Haque had access to 250 young people at the madrassa and two east London schools over five years.

He was today found guilty of planning terror attacks, with help from two conspirators, after a