An honor guard stands by as Britain's King Charles III and Britain's Queen Camilla's plane approaches after landing at Joint Base Andrews, Maryland, on April 27, 2026. King Charles III arrives in Washington Monday for a high-stakes state visit aimed at salvaging Britain's frayed ties with Donald Trump, amid extra-tight security following an attack on a gala dinner attended by the US president. Tensions over the Iran war have rocked the so-called "special relationship" ahead of a trip that was meant to mark the United States' 250th anniversary of independence from the British monarch's ancestors. (Photo by Henry NICHOLLS / POOL / AFP via Getty Images)

US and UK flags fly near the Washington Monument ahead of the state visit of Britain's King Charles III and Britain's Queen Camilla in Washington, DC, on April 27, 2026. King Charles III arrives in Washington Monday for a high-stakes state visit aimed at salvaging Britain's frayed ties with Donald Trump, amid extra-tight security following an attack on a gala dinner attended by the US president. Tensions over the Iran war have rocked the so-called "special relationship" ahead of a trip that was meant to mark the United States' 250th anniversary of independence from the British monarch's ancestors. (Photo by Ken Cedeno / AFP via Getty Images)

Greeters stand on the tarmac after Britain's King Charles III and Britain's Queen Camilla's plane landed at Joint Base Andrews, Maryland, on April 27, 2026. King Charles III arrives in Washington Monday for a high-stakes state visit aimed at salvaging Britain's frayed ties with Donald Trump, amid extra-tight security following an attack on a gala dinner attended by the US president. Tensions over the Iran war have rocked the so-called "special relationship" ahead of a trip that was meant to mark the United States' 250th anniversary of independence from the British monarch's ancestors. (Photo by Kent NISHIMURA / AFP via Getty Images)

Police officers stand in a closed road near the White House ahead of the arrival of Britain's King Charles III and Britain's Queen Camilla in Washington, DC, on April 27, 2026. King Charles III arrives in Washington Monday for a high-stakes state visit aimed at salvaging Britain's frayed ties with Donald Trump, amid extra-tight security following an attack on a gala dinner attended by the US president. Tensions over the Iran war have rocked the so-called "special relationship" ahead of a trip that was meant to mark the United States' 250th anniversary of independence from the British monarch's ancestors. (Photo by Ken Cedeno / AFP via Getty Images)

Britain's King Charles III and Britain's Queen Camilla's plane approaches Joint Base Andrews, Maryland, on April 27, 2026. King Charles III arrives in Washington Monday for a high-stakes state visit aimed at salvaging Britain's frayed ties with Donald Trump, amid extra-tight security following an attack on a gala dinner attended by the US president. Tensions over the Iran war have rocked the so-called "special relationship" ahead of a trip that was meant to mark the United States' 250th anniversary of independence from the British monarch's ancestors. (Photo by Kent NISHIMURA / AFP via Getty Images)

Police officers stand in closed road near the White House ahead of the arrival of Britain's King Charles III and Britain's Queen Camilla in Washington, DC, on April 27, 2026. King Charles III arrives in Washington Monday for a high-stakes state visit aimed at salvaging Britain's frayed ties with Donald Trump, amid extra-tight security following an attack on a gala dinner attended by the US president. Tensions over the Iran war have rocked the so-called "special relationship" ahead of a trip that was meant to mark the United States' 250th anniversary of independence from the British monarch's ancestors. (Photo by Ken Cedeno / AFP via Getty Images)

Britain's King Charles III and Britain's Queen Camilla's plane lands at Joint Base Andrews, Maryland, on April 27, 2026. King Charles III arrives in Washington Monday for a high-stakes state visit aimed at salvaging Britain's frayed ties with Donald Trump, amid extra-tight security following an attack on a gala dinner attended by the US president. Tensions over the Iran war have rocked the so-called "special relationship" ahead of a trip that was meant to mark the United States' 250th anniversary of independence from the British monarch's ancestors. (Photo by Kent NISHIMURA / AFP via Getty Images)

(FILES) A screen grab taken from a video filmed by an AFP reporter shows armed agents moving to the stage after loud bangs were heard during the White House Correspondents' dinner at the Washington Hilton in Washington, DC, on April 25, 2026. The man accused in the shooting at a media gala attended by Donald Trump was arraigned in court Monday on charges of trying to assassinate the president and two firearms crimes. Cole Allen, 31, faces a sentence of up to life in prison if convicted of attempting to kill Trump during the incident on Saturday at the White House Correspondents Association dinner in Washington. (Photo by Danny KEMP and AFPTV teams / AFP via Getty Images)