The whole world, preety much
English was "created"--natural languages evolve, they aren't created. Something like Klingon is a created language, English is a natural language--by people living on the British Isles approximately where England is now.
The Imperial Dictionary of the English Language was created in 1847.
EC English Language Schools was created in 1991.
A Dictionary of the English Language was created on 1755-04-15.
Rotorua English Language Academy was created in 1993.
The Cambridge Grammar of the English Language was created on 2002-04-15.
The American Heritage Dictionary of the English Language was created in 1969.
Governor General's Award for English-language drama was created in 1981.
World English-Language Scrabble Players' Association was created in 2003.
Governor General's Award for English-language poetry was created in 1981.
Al Azhar English Language Resource Center was created in 2007.
Zero Punctuation was created on 2007-07-24.