Yes, it is true that during <span>times of war, many people feel a strong sense of loyalty or attachment to their country due to their shared culture, language, and or/territory--which is referred to as "nationalism". </span>
I believe C is the right anwser
Yes it does look expensive...
There were several nations who sought to claim the territory such as the Americans, British, French, and Spanish. John Quincy Adams resolved this through the Treaty of 1818 where the border of the United States and Canada was established at the 49th Parallel.
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