Their Majesties traveled to Washington, D.C., New York, and Virginia from late April for the commemorations.

The message was published online with access to read the full text.

The message ends with best wishes to the United States today and in the years ahead, signed ‘Charles R.’

The Royal Family publicly shared the message via social media, linking to the full text as part of the anniversary commemorations.

The closing words extend warm wishes for the United States’ future, signed Charles R.

This visit follows Mr. Trump’s prior UK state visit in the previous year, fitting into a broader arc of ongoing UK‑US diplomacy.

The message traces the long arc of UK‑US relations from past conflicts to a close, productive alliance spanning defense, security, trade, science, education, culture, and the arts.

It emphasizes ongoing cooperation across defense, security, trade and investment, science, education, culture, and the arts, with a shared commitment to protecting the natural world for future generations.

The royal family marked America’s 250th anniversary and noted their April state visit to Washington, New York, and Virginia to honor the occasion.

Charles underlines the enduring bond and shared history of challenges and achievements, sending warm wishes for deeper future cooperation.

The royal couple began their visit with a welcome reception hosted by President Trump and First Lady Melania at the White House.

An Instagram video from the royals highlighted the anniversary trip, including meetings with President Trump and First Lady Melania, a White House tea, lawmaker discussions, and encounters with military and National Park Service personnel.