Debt.
Just been looking at the papers, and we are still nearly £1,500,000,000,000 in debt to the world. And with a budget deficit of 5.2% of our annual GDP.
Which is why we haven't got MPA, CVS any more etc. anyway.
It will take the wisdom of Solomon to ever get out of this finacial mess, which we never now will anyway.
So don't expect any new military assets soon. And keep buying from abroad, someone might say in a foreign accent.