William Frederick Cody, also known as Buffalo Bill, was a renowned frontiersman, showman, and bison hunter who played a significant role in shaping the mythology of the American West.

The discovery of gold at Sutter's Mill in Coloma, California, in 1848, sparked the California Gold Rush, attracting thousands of prospectors and settlers from around the world.

The 1870s is often considered the peak of the Wild West Era, characterized by conflicts between Native American tribes, settlers, and the U.S. government, as well as the rise of notorious outlaws and lawmen.

The Pony Express relied on horses as its primary mode of transportation, with riders carrying mail and messages across the vast expanses of the American West.

Chief Joseph was a prominent leader of the Nez Perce tribe, known for his resistance against the U.S. government's attempts to relocate his people to a reservation.

Under the Homestead Act, settlers could claim up to 160 acres of public land if they lived on and cultivated the land for a specified period of time.

Sitting Bull, a Hunkpapa Lakota leader, was a prominent figure in the Battle of Little Bighorn, where he led a coalition of Native American tribes against the U.S. Army.

The Chisholm Trail originated in Texas and extended northward through Oklahoma and Kansas, serving as a major route for transporting cattle from ranches to markets.

The Oregon Trail generally followed the course of the Missouri River, allowing pioneers to travel westward and eventually reach the Oregon Country.

President Benjamin Harrison signed the Dawes Act of 1887, which aimed to divide Native American reservations into individual allotments and promote the assimilation of Native Americans into American society.

Barbed wire was primarily used for fencing livestock, allowing ranchers to enclose large areas of land and control the movement of their cattle.

The phrase "50-40 or Fight" was used by American expansionists in the 1840s to advocate for the annexation of the Oregon Country, which was jointly occupied by the United States and Great Britain.

The Santa Fe Trail was a major trade route that connected Missouri with Santa Fe, New Mexico, facilitating the exchange of goods between the United States and Mexican territories.

The Gadsden Purchase was a land transaction in 1853, through which the United States acquired a portion of land from Mexico, primarily to facilitate the construction of a transcontinental railroad.

Sod houses were dwellings constructed from blocks of grass and soil, commonly used by settlers in the Great Plains region of the American West.