Haitham al-Haddad is particularly admired by young, politically active Muslims

Amazon has agreed to fund a hardline British charity whose leading ideologue supports child marriage, female genital mutilation and stoning people to death for adultery.

Under its charitable programme, the internet giant will make donations to the London-based group whenever its supporters buy products.

The Muslim Research and Development Foundation (MRDF) has been described by the government’s counter-extremism commissioner, Sara Khan, as “the main Salafist organisation in the UK”.

Its founder and former chairman is Haitham al-Haddad, 52, a Saudi-born Islamic scholar whose beliefs led him to be labelled “one of the most dangerous men in Britain” by the head of the counter-extremism Quilliam Foundation.

Mr Haddad believes that:

• Husbands should not be questioned about hitting their wives;

• Homosexuality is an evil