If you claim on the label that your product is 52% tuna it can be (and frequently is) randomly tested and if it's not tuna, or 52% you can be open to prosecution.
By the sounds of the US system you're probably eating horse regularly, but no one ever tests to establish this.
In the case of the UK, austerity has resulted in Trading Standards being stretched to breaking point or beyond as funding has sunk way below actual need. Presumably the Tories will soon point to this as proof that a state owned system cannot work so let's privatise it.
Brexit leaves me deeply concerned the UK will resemble the US more.
> if the last scandal you have found is dated back to 2013, that only confirms my point.
Words fail me at your reasoning. How closely do you think I follow foreign food purity issues?