FILE - Britain's Prime Minister Keir Starmer attends a bilateral meeting hosted by President Joe Biden, not pictured, in the Blue Room of the White House, Friday, Sept. 13, 2024, in Washington. (AP Photo/Manuel Balce Ceneta, File)

FILE - Italian Premier Giorgia Meloni, right, and U.K. Prime Minister Keir Starmer meet at Villa Pamphilj in Rome, Monday, Sept. 16, 2024. (AP Photo/Andrew Medichini, File)

FILE - Britain's Prime Minister Sir Keir Starmer poses for a photo outside Parliament Buildings, following a meeting with party leaders, during his tour of the UK following Labour's victory in the 2024 general election, in Stormont, Belfast, Monday July 8, 2024. (Liam McBurney/Pool Photo via AP, File)

FILE - British Prime Minister Keir Starmer speaks to members of the media in Rome, Monday, Sept. 16, 2024. (Phil Noble/Pool Photo via AP, File)

FILE - Britain's Prime Minister Keir Starmer attends a joint news conference with German Chancellor Olaf Scholz, not pictured, after bilateral talks at the Chancellery in Berlin, Wednesday Aug. 28, 2024. (Justin Tallis/Pool Photo via AP, FIle)

FILE - Britain's Prime Minister Keir Starmer speaks uring a visit at a factory in Chester, England, Friday, Oct. 4, 2024.(AP Photo/Darren Staples, Pool, File)

FILE - Britain's Prime Minister Keir Starmer addresses members at the Labour Party Conference in Liverpool, England, Tuesday, Sept. 24, 2024. (AP Photo/Jon Super, File)

FILE - Britain's Prime Minister Keir Starmer meets European Commission President Ursula von der Leyen in Brussels, Wednesday, Oct. 2, 2024.(AP Photo/Omar Havana, File)

FILE - Britain's Prime Minister Keir Starmer welcomes Ukrainian President Volodymyr Zelenskyy to 10 Downing Street in London, Thursday, Oct. 10, 2024. (AP Photo/Kin Cheung, File)

FILE - Britain's Chancellor of the Exchequer Rachel Reeves leaves Downing Street in London, on July 5, 2024. (AP Photo/Thomas Krych, File)