Meghan Markle was praised for the positive influence she has had on Prince Harry since the two entered a relationship nearly three years ago. The Duchess of Sussex, however, has had her husband "compromise" a line he had pledged to "never, ever" cross, according to Ms Levin. Speaking to Yahoo's The Royal Box, the royal biographer said: "Prince Harry said to me, this was before he was engaged to Meghan, that there is a big difference between being a show business celebrity and being a royal.
"A show business celebrity is someone who is acknowledged for something they’ve done, a talent they’ve had. A royal has to be steeped in duty and looking to look after things for the Queen.
"And he said, ‘I will never, ever become a celebrity. There’s a narrow line, but I never want to cross it.’ I think he has."
Ms Levin suggested the line was crossed when Prince Harry popped the question in the fall of 2017.
She continued: "When he got engaged, really, he accepted all that.
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Meghan Markle had Harry cross a line he swore to "never, ever cross", according to Levin (Image: GETTY)
"I think we can all say certain things, and then you marry somebody, you fall in love with them and you compromise.
"What will be interesting is how it goes forward, whether they do become a world-celebrity couple doing humanitarian work or whether there is more closeness to the Royal Family."
Meghan and Harry have been outspoken supporters of several charitable causes and are believed to be planning an expansion
