The Telegraph has established that after his initial application was rejected in 2014, Emad al-Swealmeen, 32, converted to Christianity on a five-week course in a bid to persuade officials to let him stay in the UK.
He then launched "appeal, after appeal, after appeal" to frustrate the system and even had a legal challenge pending when he launched his terror attack on Remembrance Sunday.
The Home Office believes changing religion is now "standard practice" among asylum seekers from countries including Iraq "to game the asylum system", as converts claim they are at risk of persecution in their home countries.
The Archbishop of Canterbury, Justin Welby, has called for Britain to be "generous" to migrants fleeing conflict and remember Jesus was a refugee.
On Tuesday, Ms Patel hit out at the way asylum seekers and their lawyers were taking the British taxpayers "for a ride" by deliberately frustrating the system in order to remain in the UK.
She said: "It's a complete merry-go-round. And it's been exploited. It has been exploited quite frankly by a whole professional legal services industry that has based itself rights of appeal, going to the courts day in, day out at the expense of the taxpayers through legal aid."
He then launched "appeal, after appeal, after appeal" to frustrate the system and even had a legal challenge pending when he launched his terror attack on Remembrance Sunday.
The Home Office believes changing religion is now "standard practice" among asylum seekers from countries including Iraq "to game the asylum system", as converts claim they are at risk of persecution in their home countries.
The Archbishop of Canterbury, Justin Welby, has called for Britain to be "generous" to migrants fleeing conflict and remember Jesus was a refugee.
On Tuesday, Ms Patel hit out at the way asylum seekers and their lawyers were taking the British taxpayers "for a ride" by deliberately frustrating the system in order to remain in the UK.
She said: "It's a complete merry-go-round. And it's been exploited. It has been exploited quite frankly by a whole professional legal services industry that has based itself rights of appeal, going to the courts day in, day out at the expense of the taxpayers through legal aid."