Britain's King Charles III waves as he arrives with Queen Camilla to address a Joint Meeting of Congress in the House Chamber at the US Capitol in Washington, DC, on April 28, 2026. (Photo by Kylie Cooper / POOL / AFP via Getty Images)

Britain's King Charles III addresses a Joint Meeting of Congress in the House Chamber at the US Capitol in Washington, DC, on April 28, 2026. (Photo by Kylie Cooper / POOL / AFP via Getty Images)

US Vice President JD Vance and House Speaker Mike Johnson listen as Britain's King Charles III speaks to a Joint Meeting of Congress in the House Chamber at the US Capitol in Washington, DC, on April 28, 2026. (Photo by Kylie Cooper / POOL / AFP via Getty Images)

US Vice President JD Vance and House Speaker Mike Johnson applaud as Britain's King Charles III arrives to speak to a Joint Meeting of Congress in the House Chamber at the US Capitol in Washington, DC, on April 28, 2026. (Photo by Kylie Cooper / POOL / AFP via Getty Images)

US Vice President JD Vance and House Speaker Mike Johnson listen as Britain's King Charles III speaks to a Joint Meeting of Congress in the House Chamber at the US Capitol in Washington, DC, on April 28, 2026. (Photo by Kylie Cooper / POOL / AFP via Getty Images)

Britain's King Charles III looks at Queen Camilla as he arrives to address a Joint Meeting of Congress in the House Chamber at the US Capitol in Washington, DC, on April 28, 2026. (Photo by Kylie Cooper / POOL / AFP via Getty Images)

WASHINGTON, DC - APRIL 28: Britain's King Charles III and Queen Camilla are greeted by former Speaker of the US House of Representatives Nancy Pelosi, before the King's address to a Joint Meeting of Congress in the House Chamber at the U.S. Capitol during day two of the State Visit of King Charles III and Queen Camilla to the United States of America on April 28, 2026 in Washington, DC. In his first visit to the U.S. as the British monarch, King Charles III is addressing Congress as part of a multi-day trip to the nation's capital, New York City, and Virginia celebrating the United States of America's 250th anniversary of its independence. (Photo by Henry Nicholls - Pool/Getty Images)

WASHINGTON, DC - APRIL 28: Britain's King Charles III and Britain's Queen Camilla greet people after his address a Joint Meeting of Congress at the U.S. Capitol during day two of the State Visit of King Charles III and Queen Camilla to the United States of America on April 28, 2026 in Washington, DC. In his first visit to the U.S. as the British monarch, King Charles III is addressing Congress as part of a multi-day trip to the nation's capital, New York City, and Virginia celebrating the United States of America's 250th anniversary of its independence. (Photo by Henry Nicholls - Pool/Getty Images)