Answer: In the late 1800s, the term robber baron was used to describe some owners of big businesses primarily because of the Eliminated competition using ruthless methods.
Explanation: "Robber baron" is a term used frequently in the 19th century during America's Gilded Age to describe successful industrialists whose business practices were often considered ruthless or unethical. Included in the list of so-called robber barons are Andrew Carnegie, Cornelius Vanderbilt, and John D. Rockefeller.