But what exactly was the late prince’s position as a royal?

Well, the answer isn’t totally clear.

In fact, according to theAssociated Press, even Philip struggled to identify his job.

Prince Charles at event

“There was no precedent,” he said when he turned 90.

“If I asked somebody, ‘What do you expect me to do?’

They all looked blank.

Prince Charles, Prince Philip, and Queen Elizabeth

They had no idea.”

But this was certainly not always the case.

But what exactly can we expect from Charles' new job?

Prince Charles and Prince Philip greet each other

But in the meantime, what exactly are the Prince of Wales' royal duties?

What kind of royal duties will Prince Charles be adopting on behalf of Prince Philip?