The protests largely dominated the view, serving as a blunt reminder of the public’s ongoing scrutiny of the Royal Family.

King Charles III, Queen Camilla, Prince William, and Catherine attend the 2026 Commonwealth Day Service at Westminster Abbey on March 9, 2026, in London, England (Cover Image Source: Getty Images | Arthur Edwards/WPA Pool)Senior members of the Royal Family stepped out together to mark the Commonwealth service at Westminster Abbey, marking their first joint outing since Andrew Mountbatten-Windsor’s February 19 arrest. Rightly so, they wanted to project a united front despite the damaging headlines; however, their appearance was marked by significant anti-monarchy protests, with dozens of demonstrators gathered to voice their disapproval—specifically citing the ongoing controversies of the former Duke. Although King Charles has taken several decisive steps in the past, the presence of the protesters at the venue highlighted that the public feels more needs to be done to address the situation.

Image Source: Protestors outside Westminster Abbey Getty Images | Chris Jackson
A video that has been making the rounds on Reddit features several large yellow placards across the Abbey featuring Mountbatten-Windsor’s image. These signs largely dominated the view, serving as a blunt reminder of the public’s ongoing scrutiny of the ex-Duke. Members of the campaign group Republic heckled senior royals as they arrived, chanting loud enough to be heard over the sounds of the official ceremony. As Charles’ motorcade approached, the usual cheers were punctuated by loud cries of “What did you know?” and “Not My King.” Despite the Abbey bells tolling to welcome the guests, the protestors remained audible, shouting “Charlie, Charlie, time to go!” to the visible discomfort of some attendees.

Graham Smith, CEO of Republic, was blunt about the purpose of the demonstration in an official press release, questioning, “Charles and William—what did you know about Andrew?… It’s a simple question, but one the royals have failed to answer.” He argued that it’s almost ‘inconceivable’ to think that the family didn’t know anything about the former Prince’s contentious past ties and allegations. Smith continued, “Republic will keep protesting at royal events like today, holding the monarchy accountable.” Although Mountbatten-Windsor has been staying out of the public eye at Wood Farm, the shouting outside the Abbey shows that people are still demanding more transparency from the Palace. The CEO concluded his statement by suggesting that support for the Crown is falling significantly—and that the abolition of the monarchy has become a matter of when, rather than if.

King Charles III, Prince William, Queen Camilla, and Catherine attend the 2026 Commonwealth Day Service at Westminster Abbey on March 9, 2026, in London, England (Image Source: Getty Images | Arthur Edwards/WPA Pool)
Inside the Abbey, however, the atmosphere remained ceremonial. King Charles, joined by Queen Camilla, Prince William, and Princess Catherine, focused his annual message on the strength of the 56-member nations. In his written address, the monarch described the Commonwealth as a “force for good” and a necessary anchor during these unpredictable times. “In a world that can feel increasingly fragmented, this voluntary union of free association remains rare and precious—a forum for open and honest discussion and debate to help improve the lives of the nearly three billion people who call our Member States home,” the monarch highlighted.
King Charles III attends the 2026 Commonwealth Day Service at Westminster Abbey on March 09, 2026, in London, England (Image Source: Getty Images | Chris Jackson)

Charles, in his address, also emphasized the role of the younger generation, noting that with two-thirds of the population under 30, the Commonwealth is a family “defined by youth and possibility.” While the headlines focused on the heckling and the prominent yellow placards, the monarch’s words remained focused on a theme of hope and unity.