Why did the European merchants and monarchs work so hard to find the Northwest Passage?​

How were the european systems of mercantilism and capitalism similar during the 18th and 19th century

How were the okanogan highlands formed? a. by subduction, which caused huge folds in earths surface b. as a result of retreating glaciers carving great valleys into the earth c. when molten rock from under the earth approached the surface d. when the collision of volcanic island chains and ocean rocks formed new earth

What was significant about the 1896 supreme court rulling in plessy v. ferguson