Make the UK safer by having a licence that background checks people before purchasing large knives such as machetes would cut down knive crime in the UK by ensuring people who have no training, experience, or a professional use or collecting purposes getting hold of deadly knives.
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Additionally ensure local councils or police criminal background checks the applicants as well as mental health checks and waiting periods.
Make it a criminal offence to sell, distribute, gift and supply a knife over the set limit of inches to anyone who does not have a licence
Exceptions,
There would need to be exceptions for household knives such as meat knives and other cooking knives in line with the 18+ laws.