Because English is Great Britain's national language (it's also the 2nd commonest language across the world - only Chinese speakers outnumber English speakers)
That would be like asking why Italians don't speak French !
Instead of a written constitution, Great Britain has traditions. When traditions are respected, they work just as well as a written constitution.
great Britain
the colonists went to war with Great Britain to protect their rights as English citizens
That would be the English Channel.
No, since many Americans, and many of the early settlers of the US were FROM Great Britain. The original 13 colonies were colonies of Great Britain. Sort of like you and your mother both speak English.
"Great" in English means grande in Italian.
"Great-grandmother" in English is bisnonna in Italian.
"Great aunty" in English is grande zietta in Italian.
"Great-great-great-grandfather" in English is grande grande grande nonno in Italian.
"The pasta is great!" in English is La pasta è ottima! in Italian.
"That would be great!" in English is Sarebbe fantastico!or Sarebbe grandioso! in Italian.
Great love in Italian is grande amore.
"Gran Bretagna" is an Italian equivalent of "Great Britain."Specifically, the masculine/feminine singular adjective "gran, grande" means "great." The feminine singular noun "Bretagna" means "Britain." The pronunciation is "GRAHN breh-TAH-nyah."
La fata Morgana is an Italian equivalent of the English name " Morgan LeFay." The person in question surfaces as the half-sister of Great Britain's fifth- to sixth-century king, Arthur. The pronunciation will be "la FA-ta mor-GA-na" in Italian.
I've heard them say "Cheers" but I'm not sure. Great Britain is England, I doubt they'll misunderstand you saying "goodbye", besides, quirks of your culture & background can be a great talking point, I found this a lot back in school with our Italian, Canadian and German exchange students.
Buona vacanza! is an Italian equivalent of the English phrase "Have a great vacation!" The feminine singular adjective and noun literally translate into English as "good vacation." The pronunciation will be "BWO-na va-KAN-tsa" in Italian.
English