He studied history at the University of London, but did not complete his degree because of a growing disillusionment with what he regarded as the Eurocentric teaching of the British educational system.

This was for extreme views, "including that Muslims and westerners cannot live peaceably together and that dying while fighting jihad is one of the surest ways to paradise and Allah's good pleasure.

[15] In February 2009, the BBC current affairs programme Panorama reported that the Metropolitan Police had asked Green for advice.

[13] In October 2011, Green was banned from giving a scheduled lecture at Concordia University in Canada after concerns were raised over statements that he allegedly made about how men may treat their wives.

[18] In May 2014, the Telegraph reported that the iERA which Green chairs was being investigated by the Charity Commission[19] "amid allegations that its leaders promote anti-Semitism and have called for homosexuals and female adulterers to be stoned to death.

"[20] The Telegraph reported that Green "has been caught on camera preaching at Hyde Park Corner, calling for a Jewish man to be removed from his sight.