Muslim immigrants from former British coloniesAnswer:
1889
The Shah Jahan Mosque at Woking was Britain's first purpose-built mosque. It was established in 1889 by the Jewish ex-Registrar of the University of Punjab, Gottlieb Leitner, with financial backing from the Begum Shah Jahan of Bhopal.
Explanation:
The Shah Jahan Mosque in Woking was the first purpose-built mosque in Britain, and was built in 1889.