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, flanked by US Vice President JD Vance and House Speaker Mike Johnson, 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 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)

WASHINGTON, DC - APRIL 28: U.S. Senator Amy Klobuchar (D-MN) speaks with Chairman of the Joint Chiefs of Staff General Dan Caine before Britain's King Charles III addresses 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 Kylie Cooper-Pool/Getty Images)

WASHINGTON, DC - APRIL 28: U.S. Senator Amy Klobuchar (D-MN) shakes hands with Britain's King Charles III after he addressed 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 Kylie Cooper-Pool/Getty Images)

WASHINGTON, DC - APRIL 28: U.S. Senate Majority Leader John Thune (R-SD) (C) and Senator John Barrasso (R-WY) (L) talk before Britain's King Charles III addresses 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 Kylie Cooper-Pool/Getty Images)

WASHINGTON, DC - APRIL 28: U.S. House Speaker Mike Johnson (R-LA) talks with U.S. Vice President JD Vance before Britain's King Charles III addresses 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 Kylie Cooper-Pool/Getty Images)

WASHINGTON, DC - APRIL 28: Britain's King Charles III greets attendees as he arrives to 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)