Nokia has disclosed plans to invest $4bn in US research, development and manufacturing operations, focusing on building AI-ready connectivity infrastructure across mobile, fixed access, IP, optical and data centre networking. The Finnish company’s investment is part of a multi-year expansion and follows its$2.3bn acquisition of US optical semiconductor company Infinera, which was completed in February 2025. Nokia stated that $3.5bn will be directed towards research and development (R&D) activities. This ...