LONDON, ENGLAND - JULY 4: Girls wear cowgirl hats as they watch bands at the Country Music Festival at Tooting Common on July 4, 2026 in London, England. The United States is celebrating its Semiquincentennial today, marking exactly 250 years since the adoption of the Declaration of Independence in 1776. This historic milestone, often referred to as America's 250th birthday, has sparked grand celebrations, national events, and international historical exhibitions across both the United States and the United Kingdom. (Photo by Denise Laura Baker/Getty Images)

LONDON, ENGLAND - JULY 4: Revellers enjoy barn dancing at the Country Music Festival at Tooting Common on July 4, 2026 in London, England. The United States is celebrating its Semiquincentennial today, marking exactly 250 years since the adoption of the Declaration of Independence in 1776. This historic milestone, often referred to as America's 250th birthday, has sparked grand celebrations, national events, and international historical exhibitions across both the United States and the United Kingdom. (Photo by Denise Laura Baker/Getty Images)

LONDON, ENGLAND - JULY 4: American line dance troupe The Country Roses at the Country Music Festival at Tooting Common on July 4, 2026 in London, England. The United States is celebrating its Semiquincentennial today, marking exactly 250 years since the adoption of the Declaration of Independence in 1776. This historic milestone, often referred to as America's 250th birthday, has sparked grand celebrations, national events, and international historical exhibitions across both the United States and the United Kingdom. (Photo by Denise Laura Baker/Getty Images)

LONDON, ENGLAND - JULY 4: A hen party enjoy the country music festival at Tooting Common on July 4, 2026 in London, England. The United States is celebrating its Semiquincentennial today, marking exactly 250 years since the adoption of the Declaration of Independence in 1776. This historic milestone, often referred to as America's 250th birthday, has sparked grand celebrations, national events, and international historical exhibitions across both the United States and the United Kingdom. (Photo by Denise Laura Baker/Getty Images)

LONDON, ENGLAND - JULY 4: Line dancers at the Country Music Festival at Tooting Common on July 4, 2026 in London, England. The United States is celebrating its Semiquincentennial today, marking exactly 250 years since the adoption of the Declaration of Independence in 1776. This historic milestone, often referred to as America's 250th birthday, has sparked grand celebrations, national events, and international historical exhibitions across both the United States and the United Kingdom. (Photo by Denise Laura Baker/Getty Images)

French DJ Mosiman poses for a photograph during the 36th edition of the Eurockeennes de Belfort music festival, in Sermamagny, eastern France, on July 4, 2026. (Photo by ROMEO BOETZLE / AFP via Getty Images)

French DJ Mosiman poses for a photograph during the 36th edition of the Eurockeennes de Belfort music festival, in Sermamagny, eastern France, on July 4, 2026. (Photo by ROMEO BOETZLE / AFP via Getty Images)

A festivalgoer wearing a Grinch mask dances during the 36th edition of the Eurockeennes de Belfort music festival, in Sermamagny, eastern France, on July 4, 2026. (Photo by ROMEO BOETZLE / AFP via Getty Images)