A London High Court judge is scheduled to deliver a verdict Tuesday in Prince Harry's privacy invasion lawsuit against Associated Newspapers Ltd., the publisher of the Daily Mail. This ruling marks the culmination of a legal campaign by the Duke of Sussex and several other high-profile individuals who accused the newspaper group of unlawful information gathering.

The lawsuit, which included singer Elton John and actors Elizabeth Hurley and Sadie Frost, alleged that Associated Newspapers engaged in phone tapping, voicemail interception, and deception to obtain personal information. The publisher has denied the allegations, characterizing them as "preposterous" and asserting that the articles in question were derived from lawful sources such as friends, royal aides, and publicists.

The 11-week trial has incurred estimated legal costs of approximately 40 million pounds ($53.5 million). Prince Harry, who has publicly stated his mission to reform the press, testified emotionally during the trial, recounting how press intrusions have impacted his mental health and relationships. He has previously blamed the media's relentless pursuit for contributing to the death of his mother, Princess Diana, and for the pressures that led him and his wife, Meghan, Duchess of Sussex, to leave royal life and relocate to the United States in 2020.

This case is the last in a trio of lawsuits Harry pursued against British tabloids. He previously won a judgment in 2023 against the publishers of the Daily Mirror for "widespread and habitual" phone hacking. Last year, Rupert Murdoch's The Sun also settled a privacy invasion lawsuit with Harry, agreeing to pay substantial damages.

During the trial, Harry's attorney, David Sherborne, presented evidence suggesting the use of private investigators and freelance reporters to gather information, linking payments to detectives with the publication dates of specific articles. He pointed to instances where information about Harry's then-girlfriend, Chelsy Davy, and her travel plans was allegedly tracked.

Among the other claimants, Elizabeth Hurley testified that she experienced intrusive surveillance, describing it as a violation of her private life. Other plaintiffs in the case include anti-racism activist Doreen Lawrence and John's husband, David Furnish.

Attorneys for Associated Newspapers argued that the claimants' case relied on conjecture and that the information was likely obtained through legitimate journalism. Defense lawyer Antony White suggested that Prince Harry was prone to inferring unlawful evidence gathering without sufficient proof, and that some of Harry's associates were willing sources for journalists.

A key issue in the trial was the claimants' ability to pursue allegations dating back to the 1990s, beyond the usual six-year statute of limitations. This was addressed by claims that the extent of phone hacking was not discovered until 2021. However, a private investigator, Gavin Burrows, whose testimony was crucial to this argument, testified that a statement attributed to him was fabricated by the claimants' legal team and his signature was forged, complicating the case.

The verdict comes as Prince Harry is in London for charity events. The timing of his visit has also drawn attention amid speculation about a potential reunion with his father, King Charles III, who is undergoing cancer treatment. However, discussions regarding security arrangements and accommodations for such a visit have reportedly encountered complexities.