The border between Canada and the United States is a

It's an international border...

Explanation:

The border was an established agreement between the U.S. and Britain

The treaty between the U.S. and Britain, established the 49th parallel from the Rocky Mountains to the Strait of Georgia; this is the boundary between the U.S. and Canada.

This agreement took place in 1818.

tbh I'm kinda confused by what you're asking

I hope what I put answers your question tho

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.

since learning about his learning patterns, logan has become very aware of the thoughts and feelings he experiences as he listens to the “internal chatter” of his patterns.