European exploration and global trade created new political problems surrounding the ownership of new land and increased the wealth of European explorers. According to the World History: The Modern Era database, the Treaty of Tordesillas was created after their where land ownership disputes between Spain and Portugal after the new world was discovered. Even after the treaty came to be, the two countries still fought over land in South America. This proves how the discovery of the new world created political problems for european countries, as they fought over newly discovered land. European explorers also gained a lot of wealth from global trade, as they were able to find valuables in the new world that they could sell in the old world for
