Literature
1900-1902
"The Wings of the Dove" and "Varieties of Religios Experience", written by Henry and William James, were published. Andrew Carnegie retired in 1901 and gave some of his fortune to the construction of free public libraries across America. In 1900 newspapers switched to the four column tabloid style. Also in 1900 L. Frank Baum wrote The Wonderful Wizard of Oz, Mary Johnson wrote To Have and To Hold, and Theodore Dreiser wrote Sister Carrie. In 1901 Alice Hegan Rice's Mrs. Wiggs of the Cabbage Patch and Frank Norris by Frank Norris were both published. In 1902 two other books were published. The Virginian by Owen Wister and History of Woman Suffrage by Susan B. Anthony.

1903-1905
The Shame of the Cities by Lincoln Steffens and The History of the Standard Oil Company by Ida Tarbell were brought into the world in 1904. In 1903 Jack London's Call of the Wild was published.

1906-1909
In 1908 The Christian Science Monitor was founded. In 1906 other books were published. The Jungle by Upton Sinclair and The Great American Fraud by Samuel Hopkins Adams.