Sandy if you have a long memory,
English mercenaries were hired for Angola in around 1975
and were shot for cowardice by their 'leader' nicknamed Colonel Callan.
He ended up deaded as well
There is legislation ensuring you cant sign up for any army besides her majesty's. And common law I think. And you can receive a medal from anyone else without the monarch's permission
Nelson was the last one to wear his bicorn, cross -ways. He looked "like a ship in full riggin as he came toward you" and also sported the Sultans order of the star ( or something ) on the hat at court even tho he had not had George's permission to wear it. dear dear