Probably, now, the E.U. has no in, with Five Eyes, as the U.K. has departed from the E.U. All Five Eyes countries mostly speak English.
The U.K. no longer use diesel-electric for the Royal Navy Submarines. They all run on R.R. reactors. The U.K. is expecting, soon, to become less involved with the E.U. and more involved in the Indo-Pacific regions.
New Zealand has claimed that nuclear powered submarines will not be allowed to port in New Zealand?