Prince Harry has unveiled the source behind his moniker "spare" and disclosed the royal family member who initially employed it.

Prince Harry and Meghan Markle
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Last year, Prince Harry's supporters were taken aback by the severity of the nickname upon its revelation. Now, he has shed light on its origins.

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Harry disclosed that his father, King Charles, was the one who bestowed the nickname upon him, prompted by Princess Diana's delivery of a second son. Harry recounted his father's response, recalling the words: "Wonderful! Now you've given me an heir and a spare - my work is done."

Trooping The Colour 2018
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'The Guardian' highlighted Prince Harry's reported long-standing resentment towards his nickname, noting his expression of frustration in his memoir. Describing Harry's purportetd discontent with being referred to as the "spare," the newspaper reported how "Harry's resentment of being the 'spare' is the underlying theme of his book, through chapters on his childhood, his schooling, his career as a royal and in the British Army, his relationship with his parents and brother, and his life with Meghan through courtship, wedding and marriage, to their own experience of parenthood. "

In May, as Prince Harry prepares to return to England, his foremost priority is purportedly to visit his father, King Charles, 75, who was diagnosed with cancer earlier this year.

Meghan Markle and Prince Harry
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The Duke of Sussex has been transparent about his desire to mend their relationship, and according to a royal source, he intends to prioritize a visit to his father upon arrival. Harry, 39, will fly in from his residence in California for his philanthropic endeavors with the Invictus Games, and it's believed he aims to maximize his time reconnecting with his family while he's back.