The claim is simple

The claim is simple. It comes from Charles Spencer. It is in his new book. The memoir is called 'Swan Song'. In its pages, Earl Spencer makes a damning accusation against his former brother in law, the King. He alleges that in a phone call days after the death of Diana, Princess of Wales, the then Prince of Wales said something monstrous. The Earl claims the exact words were 'rest assured, we’ll forget her soon enough'. That is the core allegation. It is a precise memory of a brutal comment, revealed almost thirty years after the event and serialised in the Daily Mail newspaper.

The Palace did not stay silent. It issued a formal reply. Buckingham Palace released an extraordinary statement, one that broke with convention by directly addressing the Earl's personal state of mind at the time of his sister's death. It did not deny the phone call took place. Instead, it questioned the Earl’s ability to remember it accurately. The monarchy’s rebuttal suggested that 'the pain of fraternal grief can cloud reason, affect judgment and colour memory in ways others do not recognise'. It was a sharp counter. This was not a standard denial. The statement reframed the dispute, suggesting Spencer’s account was a distortion created by trauma, not a factual record of a callous conversation.

Two irreconcilable stories now exist. One is from a brother who insists he is telling the truth about a painful, private moment that shaped his view of the Royal Family. The other is from a Palace which suggests that same brother’s memory is faulty, his reason clouded, and his judgement affected by a grief it presents as a mitigating psychological factor. The King cannot be questioned on the matter. The Earl has put his version of history into print. The public is left with a battle of memory and monarchy, centred on four ugly words allegedly spoken in the aftermath of a tragedy. The fight has begun.

Spencer doubles down on television

The Earl did not retreat. He did not issue a clarification. He went on television. In response to the Palace’s carefully worded rebuttal about the fallibility of memory, Charles Spencer gave an exclusive interview to the BBC’s Laura Kuenssberg. It was a calculated media countermove. The setting was formal, the audience national, the intent clear. Spencer was not going to let the Palace reframe the argument as a matter of his own clouded judgement. He would prosecute his case in public. He presented himself as a man with a clear recollection of a traumatic event. He was calm. He was direct.

His message, repeated across multiple clips and summaries, was consistent. It was simple. ‘I’m telling the truth’. He used those exact words. He insisted his memory of the phone call with the then Prince of Wales was not coloured by grief or affected by trauma. It was, he claimed, a perfect record of a monstrous conversation. When asked about the King’s alleged remark, ‘we’ll forget her soon enough’, Spencer was emphatic. He told Kuenssberg those were ‘exactly’ the words used. He would not be moved. The interview was his answer to the Palace’s suggestions of psychological distress, a direct public assertion that his memory was sound, accurate, and reliable. He added another detail. He claimed the future King ‘went ballistic’ during the call. This was more than just defending a line in his book. This was an escalation.

The choice of a major BBC News interview was significant. It took the claims out of the pages of the Daily Mail, where they were being serialised, and placed them at the centre of the national broadcast news agenda. The Earl was using the modern tools of media to challenge the ancient institution of the monarchy. He was forcing a direct confrontation not in a private legal forum but in the court of public opinion. He sat in a studio chair and looked into a camera. He spoke. He put his own credibility on the line against that of the King, transforming a historical dispute into a live, unfolding news story. He was certain. He will not back down.

The Palace breaks its silence

The response from Buckingham Palace was not a denial. It was not the customary silence. It was something new. The statement was extraordinary. It was a direct, psychological challenge aimed at the King’s own former brother in law. The Palace did not dispute the phone call happened. It did not offer an alternative version of the conversation. Instead, it offered a diagnosis. The King’s spokespeople suggested that Charles Spencer’s memory had been compromised by his own loss.

The words were precise. They were pointed. The official comment said that ‘the pain of fraternal grief can cloud reason, affect judgment and colour memory in ways others do not recognise’. This was not a simple ‘no comment’. This was a calculated intervention designed to pathologise the accuser. It framed his specific, damning memory as a symptom of a general, recognisable trauma. It was a dismissal dressed up as sympathy. The tactic was clear. The Earl was not a liar. He was merely mistaken, his recollections distorted by a grief so profound it had warped his reason. It was an astonishing move.

The old rule was simple. Never complain, never explain. That approach, the defining public relations doctrine of Queen Elizabeth II’s long reign, was built on the idea that to engage with criticism was to validate it, and that the monarchy’s mystique depended on a carefully maintained distance from public argument. The institution was supposed to be above the fray. This new statement throws that doctrine away. It complains. It explains. It does so by making a deeply personal observation about a senior member of the late Princess of Wales’s own family, just days after her death.

This is the communications strategy of King Charles III’s court. It is faster. It is more aggressive. It also carries significant risk, because by entering the fight, the Palace gives the story oxygen and legitimises the Earl’s claims as something requiring an official, detailed rebuttal. Silence was one option. This was another. The decision to suggest a man’s grief has compromised his sanity is a remarkable one for an institution built on inheritance and memory. The Palace chose to fight. The target was not the allegation. It was the man making it. This reveals a monarchy less confident in its ability to ride out storms through stoic silence, and one more willing to engage in the kind of direct reputation management common to corporations or politicians. The King’s reign is being defined by this new approach. It is proactive. It is combative. It is a gamble. The Palace has made its move. The battle is now one of credibility.

A memory of the funeral

This is not a new fight. The dispute is old. It dates back decades, to a moment of global grief and immense private tension played out on television. It began in 1997. The setting was Westminster Abbey. The occasion was his sister’s funeral. Charles Spencer stood in the pulpit, the Royal Family seated directly before him, and delivered a eulogy that was also a rebuke, a critique of the institution he held partly responsible for his sister’s pain and a public promise to protect her sons from the very duties he saw as so corrosive. He drew a line. On one side was Diana’s ‘blood family’. On the other, by implication, were the Windsors.

The speech was a masterpiece of controlled fury. It was an act of confrontation. He spoke directly to his nephews, William and Harry, who sat with their father just feet away from him. Spencer promised that his family would ensure their souls were not ‘simply immersed by duty and tradition’, but could grow as Diana had wished. The words hung in the air. The criticism of the boys’ upbringing, and by extension their father’s influence, was unmistakable. It was a declaration of intent. It positioned him as the guardian of his sister's true legacy, a legacy he defined in opposition to the monarchy itself. He was claiming her memory. He was staking that claim in the most public forum imaginable, challenging the Royal Family in their own sacred space during a moment of profound vulnerability.

The reaction was immediate. Applause broke out among the crowds gathered outside the abbey, a wave of sound that filtered through the ancient stone walls, a popular endorsement of his defiance. Inside, there was silence. The Royal Family did not clap. The moment was frozen. It established the terms of engagement for the next quarter of a century. Spencer became the keeper of a particular version of the Diana story, one in which she was a victim of a cold and uncaring system. He was its primary narrator.

This current conflict is an extension of that eulogy. The new memoir is not a fresh attack. It is the continuation of an old argument. The claim about the King’s callous remark on the telephone is presented as the specific evidence for the general charge he first made in 1997. The accusation remains the same. A failure of feeling. An inability to grasp who Diana was or what she represented. The book is the latest chapter in a story that began at a funeral, a story about who gets to define the memory of a princess, her brother or her former husband. It is a family dispute. It is also a battle for history.

A battle of memory and monarchy

The Palace will go silent now. Its single, sharp statement is almost certainly its final word. The shutters are down. Buckingham Palace has made its position clear, an unusual and pointed rebuttal suggesting grief has clouded Earl Spencer’s reason and affected his judgment. The King cannot be cross examined. He will not sit opposite Laura Kuenssberg to offer his own recollection of a private phone call made decades ago in the chaotic days following Diana’s death. The machinery of state and the dignity of the crown make such a confrontation impossible. It will not happen. Spencer’s book, 'Swan Song', will sell. His claims, now amplified by his insistence that he is ‘telling the truth’, will settle into the public consciousness, a specific and damaging anecdote about the character of the monarch. The fight is not symmetrical. One side has a story to sell. The other has a silence to keep.

This will not cause a constitutional crisis. It is not a threat to the existence of the monarchy. It is an attack on something more fragile. It is about reputation. The allegation lodges a splinter of doubt in the public mind, a specific charge of callousness that is easy to remember and to repeat. ‘We’ll forget her soon enough’. The words are simple. They are brutal. They either were said or they were not. By refusing to engage beyond its initial statement, the Palace leaves Spencer's account as the only detailed one available, allowing it to become a fixed data point in the long and complicated story of Charles and Diana. The Palace’s chosen defence, to question the memory of a grieving brother, also carries its own risk, painting the institution as cold and tactical in the face of profound personal pain. This is the danger. The episode does not change laws or protocols. It simply adds a dark new colour to the official portrait of the King.

This is the monarchy’s modern vulnerability. It cannot control the past. The old strategy, ‘never complain, never explain’, relied on a deferential media and a public with a shorter memory. Those days are gone. History is no longer written solely by official biographers from within the palace walls. It is now contested territory, fought over by anyone with a direct memory and a publishing contract. The death of Diana, Princess of Wales, is not a settled event from 1997. It is a live emotional issue. It can be weaponised. It can be monetised. The Royal Family’s silence, once its greatest strength and shield, is now a vacuum that others can fill with their own narratives, their own truths, and their own grievances. Charles Spencer has proven that. The monarchy is an institution built on memory. It now finds itself haunted by it.

Sources. BBC News UK: 'I'm telling the truth': Earl Spencer defends Diana book claims about Charles in BBC interview. Guardian UK: Earl Spencer doubles down on claims about ‘monstrous’ call with King Charles after Diana’s death. Evening Standard: Earl Spencer doubles down on King allegations as fresh claims published.

Analysis. Drafted with AI assistance from the sources listed above and reviewed by an editor before publication. Jnews links to the organisations it writes about.