That's not quite true. The EU, US, UK, Japan all have legal minimum ages for employment ranging from 13-15. I don't think the laws have changed that much from

That's not quite true. The EU, US, UK, Japan all have legal minimum ages for employment ranging from 13-15. I don't think the laws have changed that much from when I was young. There's more focus on remaining in education sure (which is generally a good idea but often poorly implemented) but I think there's wider societal explanations as to why you see far fewer kids working outside school hours than you once did.