Why did Canada extend its territorial waters out to 200 nautical miles in the 1970's ?

1 Answer
Jan 29, 2018

Actually territorial is only 12 miles now since 1982. Economic zone is 200. This was mostly to deal with fishing, and oil issues.

Explanation:

https://en.wikipedia.org/wiki/Exclusive_economic_zone

Issues with fishing and natural resources led to many nations declaring a zone of economic interest around their nations.