Marcos Arduini-Monzo was sentenced to life imprisonment with a minimum term of 40 years after killing 14-year-old Daniel Anjorin and seriously injuring four others in Hainault.
Spiritual abuse and immigration abuse have been included in prosecution guidance for the first time to help prosecutors tackle emerging harmful practices.
A romance fraudster who conned his victim into borrowing money and handing over her savings has been ordered to pay back over £32,000 of the stolen money.