Page last updated at 11:13 GMT, Friday, 31 July 2009 12:13 UK
Islamist death: Your reaction  Artist's sketch of Mohammed Yusuf
Mohammed Yusuf wanted to impose a strict version of Islamic law
A Nigerian government minister has expressed relief at the death
of Islamic sect leader Mohammed Yusuf who died in police
custody. Human rights campaigners have voiced concern at his
death.  The BBC News website has been receiving emails from
Nigeria on his death. You can read a selection below.   I think
the killing was unlawful. A criminal is not guilty until proven
guilty. It just goes to show the archaic attitude of the
Nigerian police. Beatrice, Benin - Nigeria  It is good that the
violence has been successfully quelled and peace is gradually
returning to the areas affected. The Nigerian security forces
have once again demonstrated their readiness at all times to
defend the lives and properties of the citizens. However, in the
course of discharging their responsibilities, the rules of
engagement must and should be