What are you talking about? The Moslems in the UK all come from their previous colonies: Pakistanis, Bangladeshis. The UK opted out of accepting refugees, which is why there is the build-up in Calais.
The perpetrators of the London bombings were 3 of 4 Pakistani, born in the UK and the 4th was a Jamaican convert toIslam.
EU immigrants are more Christian than the English themselves