Overview

• Trump and Prime Minister Keir Starmer signed a memorandum to deepen cooperation in artificial intelligence, quantum computing and civil nuclear energy.
• U.S. companies pledged roughly £150 billion in investment for the U.K., with announcements involving firms such as Microsoft, Google and Blackstone and plans that include new AI infrastructure.
• At a joint press conference, Trump said Vladimir Putin had "let me down" over Ukraine and urged European nations to stop buying Russian oil to tighten pressure on Moscow.
• The leaders acknowledged policy rifts, with Trump opposing the U.K.’s planned recognition of a Palestinian state and urging tougher action on irregular migration, even suggesting military involvement.
• The visit featured full royal pageantry at Windsor Castle and concluded without incident after an unscheduled helicopter landing attributed by the White House to a minor hydraulic issue, as No. 10 touted the trip’s outcomes despite domestic scrutiny over Peter Mandelson’s sacking.