Final answer:
The robber barons believed they had a right to gain wealth and power.
Step-by-step explanation:
The robber barons, a term used to describe the wealthy businessmen and industrialists of the late 19th century, believed that they had a right to gain wealth and power. They believed in unregulated capitalism and were driven by the pursuit of profit. They often used exploitative practices, such as unfair labor practices, to amass their wealth. Examples of robber barons include figures like Andrew Carnegie and John D. Rockefeller.
Learn more about Robber barons and their beliefs