She was subjected to treatment that frankly nowadays people would find utterly appalling."

Through the years, William has been fiercely protective of his family when it comes to paparazzi.

“How dare you behave like you have done with our children?

Prince William smiling

Stalking around here looking for us and our children?”

You’re outrageous, you’re disgusting, you really are," William continues.

“Thanks for ruining our day.

Prince William, Kate Middleton and their kids clapping

I thought you guys had learnt by now.”