However is an adverb and is used to link (contrast) two separate sentences. It usually goes at the beginning and is followed by a comma.
e.g. It was raining. However, he decided to walk to work.
Divided by a common language
The celebration of US independence reminds us of how the English language changed in the ‘colonies’. https://www.bbc.com/future/article/20260630-how-america-reinvented-english
