Mass stabbings in recent British history:
Manchester Synagogue Attack (2025) - Syrian immigrant
Southport attack (2024) - son of Rwandan immigrants
Reading stabbing (2020) - Libyan immigrant
London Bridge attack (2019) - son of Pakistani immigrants
Manchester Victoria attack (2018) - Dutch national of Somali origin
Borough Market attack (2017 - combined stabbing/vehicle attack) - one Pakistani immigrant, one Moroccan/Libyan failed asylum seeker, one Moroccan immigrant.
Put simply, white British people have never been the perpetrators of indiscriminate mass stabbings targeting strangers. This is an entirely foreign import.