Christopher Columbus wanted to prove his theory that the world was a sphere. He asked Spain to sponsor and they sent three ships. They discovered North America. Spain created the West Indian Slave Trade. This influenced other countries to explore as well and take advantage of the new world. The article describes the natives as peaceful with no conception of ownership, greediness, shame or evil to a lifetime of slavery. It was a big opportunity for other countries to take advantage of the resources that the new world had to offer.
A reason why it discouraged exploration is because a few Spaniards spoke out against the exploitation of the native people. The textbook describes one in particular Bartolme de las Casas. He rallied against the unjust, cruel and tyrannical war that waged the natives to endure harsh work and poor treatment. His writings about the mistreatments and gruesome pictures were dispersed around Europe. This gave rise to the cause. He showed people that the native people were being mistreated for profit. The warnings had some effect and it discouraged people from wanting to travel. But it did not last for very