Britain's Prince William, Duke of Cambridge (R) and Britain's Prince Harry, Duke of Sussex attend the unveiling of a statue of their mother, Princess Diana at The Sunken Garden in Kensington Palace, London on July 1, 2021, which would have been her 60th birthday. - Princes William and Harry set aside their differences on Thursday to unveil a new statue of their mother, Princess Diana, on what would have been her 60th birthday.Britain’s Prince Harry, Duke of Sussex (L), and Prince William, then the Duke of Cambridge (R), attend the unveiling of a statue of their mother, Princess Diana, on July 1, 2021.

According to a report in The Guardian newspaper, Prince Harry is going to write about a fight in which his brother William pushed him to the floor.

The U.K. newspaper said it got a copy of the book before it was published. CNBC has not been able to get a copy of the book.

Harry described in a recent documentary how his relationship with his brother William, currently the Prince of Wales and first in line to the throne, deteriorated as a result of negative media coverage of his wife, and the couple's decision to walk away from their roles as senior members of the royal family

The title of "royal highness" has been given to Harry andMeghan, but they don't get public funds anymore.

According to the Guardian report, Harry will say that William called his wife "rude" and "abrasive" during a fight at his home in London. Harry is said to have accused him of repeating attack lines.

William is accused by Harry of grabbing him by the collar and knocking him to the floor. He was injured when he fell on a dog bowl.

A representative for Prince Harry declined to comment on the matter.

Prince Harry and Meghan Markle's tell-all interview with Oprah stuns viewers worldwide

New accounts of conversations between senior royals and their actions, including their relationship with the U.K. press, are expected to be contained in the book.

The publication follows a series of media appearances by Harry and his wife, who stepped down as seniorroyals in early 2020.

In March 2021, they were interviewed by Oprah and made a series of claims about the behavior of the royal family, including that one member had "concerns and conversations" about how dark the color of Harry andMeghan's first child would be. There is a person who is bi-racial.

She claimed that she had been the victim of a character assassination by the British press and that the palace did not defend her.

William denied that the family were racist in public comments at the time, and the palace said in a statement that the allegations were very serious and will be addressed by the family privately.

In a six-part documentary released in December, the couple further criticized the media and strained relationships with royal family members, as well as the story of their relationship and move to the US.

The documentary, directed by Liz Garbus, was the biggest-ever debut documentary on the service, with 81.55 million views in its first four days.

Here's a breakdown of Prince Harry and Meghan Markle's current income

Harry has criticized the U.K. government for withdrawing police protection for his family in 2020.

The audiobook and hardback of "Spare" are currently among the top preselling books on the U.K. and U.S. Amazon websites. The publisher's bio says that the proceeds from the book will go to a charity that helps people with HIV and AIDS.

According to reports, the couple's production house Archewell is worth between $20 million to $30 million, and that they will launch an interview show in 2022.

Archewell productions is going to release a new series on the internet.