Prince Harry, Meghan Markle release engagement photos

Prince Harry and his American fiance, actressMeghan Markle, have released a series of portraits by New York-based fashion photographer Alexi Lubomirski to mark their engagement.

Lubomirski, a former assistant to Mario Testino, famed for his photos of Harry's mother Princess Diana, took the pictures this week at the royal retreat of Frogmore House, near Windsor Castle.

The retreat, west of London, is where the couple are due to marry on May 19.

"I cannot help but smile when I look at the photos that we took of them, such was their happiness together," Lubomirski said.

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Queen Elizabeth's 33-year-old grandson, Harry, fifth-in-line to the throne, and Markle, 36, who starredin the Toronto-shot American legal drama Suits, announced their engagement last month.