Islamists planned to gherao Durga Bhawan Mandir (Hindu temple) located at 360 Spon Lane, B66 Birmingham, allegedly against an event of Sadhvi Ritambhara.
The police added that some of the accused are not from Leicester and belong to other cities, including Birmingham (which boasts of a 13,78,000 Muslim population).
The Leicester police have been at the forefront of a misinformation campaign that endangered the lives of Hindus in the city, following the Asia Cup group stage match between India and Pakistan on August 28.
In her widely watched interview, Princess Diana had accused her husband Prince Charles of infidelity. Over the years, the image of the new British king has not been very popular.