Keir Starmer is desperately trying to finalise the Defence Investment Plan, which has been the subject of months of bitter wrangling.

A year overdue blueprint for UK defence spending is expected to be unveiled by Sir Keir Starmer on Thursday - subject to sign off by the Treasury.

British Prime Minister Keir Starmer speaks as he visits STARK, a leading defense tech company in Swindon, England, June 5, 2026. [Photo/Agencies]