Labour MP and challenger for Leader of the Labour party, Andy Burnham, delivers a speech in Manchester, northern England, on June 29, 2026. Burnham, the frontrunner to become Britain's next prime minister, set out his economic agenda on Monday, in his first major policy announcement since Keir Starmer resigned as premier last week. (Photo by Toby Shepheard / AFP via Getty Images)

Labour MP and challenger for Leader of the Labour party, Andy Burnham, delivers a speech in Manchester, northern England, on June 29, 2026. Burnham, the frontrunner to become Britain's next prime minister, set out his economic agenda on Monday, in his first major policy announcement since Keir Starmer resigned as premier last week. (Photo by Toby Shepheard / AFP via Getty Images)

Labour MP and challenger for Leader of the Labour party, Andy Burnham, delivers a speech in Manchester, northern England, on June 29, 2026. Burnham, the frontrunner to become Britain's next prime minister, set out his economic agenda on Monday, in his first major policy announcement since Keir Starmer resigned as premier last week. (Photo by Toby Shepheard / AFP via Getty Images)

Labour MP and challenger for Leader of the Labour party, Andy Burnham, delivers a speech in Manchester, northern England, on June 29, 2026. Burnham, the frontrunner to become Britain's next prime minister, set out his economic agenda on Monday, in his first major policy announcement since Keir Starmer resigned as premier last week. (Photo by Toby Shepheard / AFP via Getty Images)

Labour MP and challenger for Leader of the Labour party, Andy Burnham, delivers a speech in Manchester, northern England, on June 29, 2026. Burnham, the frontrunner to become Britain's next prime minister, set out his economic agenda on Monday, in his first major policy announcement since Keir Starmer resigned as premier last week. (Photo by Toby Shepheard / AFP via Getty Images)

This photograph shows banners hanging on the Palais Brongniart to announce the IPO of the company "Le Slip Français" on June 29, 2026. The underwear brand Le Slip français, one of the leaders of the "made in France" movement, announced on June 25, 2026 that it will go public on the symbolic date of July 14, hoping to raise 5 million euros in fresh capital. (Photo by JOEL SAGET / AFP via Getty Images)

This photograph shows banners hanging on the Palais Brongniart to announce the IPO of the company "Le Slip Français" on June 29, 2026. The underwear brand Le Slip français, one of the leaders of the "made in France" movement, announced on June 25, 2026 that it will go public on the symbolic date of July 14, hoping to raise 5 million euros in fresh capital. (Photo by Joel Saget / AFP via Getty Images)

This photograph shows banners hanging on the Palais Brongniart to announce the IPO of the company "Le Slip Français" on June 29, 2026. The underwear brand Le Slip français, one of the leaders of the "made in France" movement, announced on June 25, 2026 that it will go public on the symbolic date of July 14, hoping to raise 5 million euros in fresh capital. (Photo by Joel Saget / AFP via Getty Images)