Considering that the poms took 184 years to send out a reigning monarch after claiming the whole continent in 1770, it shouldn't have been a big thing.
We called it the Day We Cooked The Queen. Kids were dropping like flies. Yes, I did get to wave at the Queen.
I think this is the first puzzle where the poster was present at the event. I have more. Next one is a killer, but I wasn't there.
Verum audaces non gerunt indusia alba. - Ipsi dixit MCMLXXII