Americans factsCulture quiz
Who is that?
Louis Armstrong. Armstrong experienced growing problems with his lips and fingers, which were aggravated by his unorthodox playing style. As a result, he branched out trumpeting, developing his vocal style and making movie and radio appearances.
How did John Davidson Rockefeller get rich?
In the oil industry. John Davison Rockefeller was the founder of the Standard Oil Company, which dominated the oil industry in the U.S. As kerosene and gasoline grew in importance, Rockefeller's wealth soared, and he became the world's richest man and first American worth more than a billion dollars.