Why did the English build Fort King George in 1721?

as a key trading center for its valuable furs.***
to prevent Spanish and French attacks.
as a key entrance to the Northwest Passage.
to stop the spread of disease from the west.

5 answers

Please someone help, I can't find the answer in any of my books.
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Thank you so, so much!
You are very welcome.
To prevent Spanish and French
attacks