The UK is the only Level 1 partner on the F-35 program and they are the sole source providers for several essential components. They have significant leverage.

The UK is the only Level 1 partner on the F-35 program and they are the sole source providers for several essential components. They have significant leverage. https://ukdefencejournal.org.uk/how-much-of-the-f-35-is-british-built/ https://ukdefencejournal.org.uk/how-much-of-the-f-35-is-brit...