Ukrainian student Pavlo Lapshyn is a "dangerous and evil man" who wanted to create a "race war", West Midlands' Assistant Chief Constable Marcus Beale said outside the Old Bailey.
He added that the community was "safer with Lapshyn behind bars".
A Ukrainian student has admitted stabbing an 82-year-old Muslim pensioner within five days of arriving in the UK.
Police have released images showing Ukrainian student Pavlo Lapshyn preparing for and carrying out attacks in the Midlands.
A timeline leading up to the conviction of Pavlo Lapshyn, who murdered pensioner Mohammed Saleem and set bombs off outside mosques.