The King, the Queen and Catherine (“Kate”) attend a reception marking Cancer Research UK’s 125th anniversary. The event takes place at St James’s Palace in London on Tuesday evening. Charles, the charity’s patron, is reported to be hosting the reception at the palace. While the sources provided are brief, they consistently describe the same occasion and venue, linking senior members of the royal family to the cancer charity’s milestone anniversary. The reporting frames the gathering as a recognition of Cancer Research UK’s 125 years, with attention on the royal presence and the patron-led hosting arrangement. No additional details are included in the supplied excerpts about programme elements, guest list beyond the named royals, or specific speeches. Overall, the coverage aligns on the central facts: the anniversary being marked, the participation of the King, Queen and Kate, and the reception being held at St James’s Palace hosted by Charles.