Thomas Mair, who has been found guilty at the Old Bailey, London of the murder of the MP Jo Cox. There is little doubt that he regarded Cox as a “collaborator” against the white race.  One of the last searches he conducted on Birstall library computers was into people who had been executed as traitors. Photograph:  West Yorkshire Police/PA Wire

Reclusive, nervous and by his own account gripped by feelings of worthlessness, Thomas Mair struck his neighbours and many of his relatives as odd but(...)

British prime minister David Cameron and Jeremy Corbyn were among the politicians who paid their respects to Jo Cox in  Birtsall, near Leeds, on Friday. Photograph:  Facundo Arrizabalaga/EPA

The man arrested over the killing of the MP Jo Cox bought books from a US-based neo-Nazi group, including guides on how to build homemade guns and exp(...)