If ‘moderate’ Muslims can’t get what they want through acts of terror, then what other ways are there to bring (more) Islam to the UK? Indeed perhaps moderate Muslims actually believe that there are better - and more surreptitious - ways of making the UK more Islamic. (That wouldn’t automatically mean that they were morally against terrorism either.) For example:
ii) By Muslim communities lobbying the host country to grant Muslims recognition as a separate religious community.
The Islamic Foundation in Leicester, speaking in 1982, was even more explicit about what it is that Muslims want: