Answer:
The Iroquois formed a confederacy because they thought that uniting themselves would be a much better option than fighting.
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The correct answer is D.
Roosevelt Corollary is seen as an addition to the Monroe Doctrine in which the US stated it would not interfere with the politics of the European nations if they did not interfere in the Western Hemisphere. The Roosevelt Corollary was presented to the Congress after the Venezuelan crisis and it states that US will intervene and mediate the conflicts between European and the nations of Latin America and enforce any claims of the European nations if they are legitimate.
The Proclamation Line of 1763 ordered the colonists to remain east of a line drawn along the crest of the Allegheny Mountains.
Your answer would be To protect the Spanish territory from the french
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