India, Aug. 2 -- Princess Diana's niece, Lady Eliza Spencer, has announced her engagement to her longtime boyfriend, Channing Millerd. He proposed to her in Greece's Santorini on July 31, People magazine reported. Eliza Spencer recently took to Instagram to share multiple photographs, including one that features Millerd down on one knee in front of a picturesque location, with a candlelit table behind them.

Another one features the soon-to-be-married couple embracing each other, while Eliza Spencer flaunted her engagement ring. "Forever and Ever," she wrote in a caption along with a heart emoji.

On August 2, the couple shared more images from their romantic getaway in Santorini, noting that the city in Greece will always have a "special...