Calvin Coolidge was the 30th President of the United States, serving from 1923 to 1929. He became president after the death of Warren G. Harding and was known for his quiet demeanor and belief in limited government. Coolidge emphasized economic growth and reduced taxes, which contributed to the prosperity of the 1920s. Coolidge was born on July 4, 1872, in Plymouth Notch, Vermont. He served as the Governor of Massachusetts before his presidency. His administration is often associated with the phrase "the business of America is business," reflecting his support for free-market policies and minimal government intervention in the economy.