Muslim intellectuals may try to define something called British Islam, but the truth is that as the Muslim community of Britain has grown in size and religiosity, so too has the opportunity to found and run mosques which divide along ethnic and sectarian lines.
Just as most churches in Britain are affiliated to one of the main Christian denominations, the vast majority of Britain's 1600 mosques are linked to wider sectarian networks: the Deobandi and Tablighi Jamaat movements with their origins in colonial India; the Salafi groups inspired by an austere form of Islam widely practiced in...