Massive $39B UK–US Tech Alliance Unites Microsoft, Google & NVIDIA in AI and Quantum Power Play
In September 2025, the United Kingdom and United States unveiled a sweeping new technology partnership during a U.S. presidential state visit. Billed as a “Tech Prosperity Deal,” the agreement links the two nations in developing cutting-edge tech industries – chiefly artificial intelligence and quantum computing – with support from major companies on both sides of the Atlantic Thequantuminsider. The announcement came with splashy investment pledges totaling £31 billion, primarily from U.S. tech giants looking to expand in the UK Thequantuminsider. British Prime Minister Keir Starmer praised the deal as a “generational step change” in the US–UK relationship that will “deliver growth, security and opportunity” for millions Thequantuminsider.