The main impact De Soto's expedition was disease.The Native Americans did not have any immunity to European diseases since they had never been in contact with them. The most detrimental of illness was the smallpox. They also were introduced to animals such as horses, war dogs, and pigs.
To mine raw materials and enslave people for cheap labor.
Answer:
Dramatic irony.
Explanation:
It's not exaggerating anything.
