Retailers will now be required to report any suspicious bulk purchases of knives to the police, while the penalty for selling bladed weapons to under-18s will rise from six months to two years.
Leanne Lucas was overseeing a Swift-themed dance class in Southport on July 29 last year when Axel Rudakubana entered the building and began attacking children and adults.
David and Jenni Stancombe, parents of Elsie Dot, spoke on Good Morning Britain today alongside the mother and father of the youngest victim, Bebe King.