How did the Vanderbilts become wealthy?

The Vanderbilt family became wealthy through several generations of successful business ventures in industries such as railroads, shipping, and real estate. The family's patriarch, Cornelius Vanderbilt, started the family's fortune by building a shipping and railroad empire in the mid-19th century. He eventually turned his attention to expanding his railroad empire, which made him one of the richest and most powerful individuals in the United States.

Cornelius Vanderbilt's descendants, such as his son William Henry Vanderbilt and grandson Cornelius Vanderbilt II, continued to build upon his wealth through further investments in railroads and other industries. They also expanded their wealth through smart investments in real estate, art collections, and philanthropy. Overall, the Vanderbilt family's wealth was built on a combination of hard work, business acumen, and strategic investments in key industries during a time of rapid industrialization and economic growth in the United States.