Long before Wyoming became the 44th state on July 10, 1890, the rugged high plains and mountain passes of this region were home to some of the oldest known human communities in North America. Archaeological evidence places Clovis, Folsom, and Eden Valley peoples in what is now Wyoming more than 12,000 years ago. By the 1500s, the region had become a crossroads for numerous Indigenous nations—including the Arapaho, Cheyenne, Crow, Kiowa, Sioux (Lakota), Shoshone, and Ute—whose migrations, trade networks, and spiritual traditions shaped the land for centuries before European contact. Understanding Wyoming’s history therefore begins not with statehood or the Oregon Trail, but with the deep Indigenous legacy embedded in places like the Bighorn Medicine Wheel, Devils Tower, and the Wind River Indian Reservation.
Ancient Origins: 12,000 Years of Indigenous Presence
The archaeological record of Wyoming ranks among the richest in North America. The Clovis culture, known for its distinctive fluted projectile points, left evidence of big-game hunting on the open plains, while Folsom and Eden Valley peoples followed as climates and ecosystems shifted after the last Ice Age. These early communities harvested now-extinct megafauna and developed sophisticated stone-tool traditions that archaeologists still study today.
By the historical era, Wyoming’s Indigenous landscape was dynamic. The Shoshone and Crow held long-standing ties to the mountain West, while the horse-mounted Arapaho, Cheyenne, and Lakota ranged across the eastern plains following bison herds—a transformation explored in depth in the rise of the Plains Horse Nation. The arrival of horses in the 1700s reshaped hunting, warfare, and trade across the region, making Wyoming’s river valleys and mountain passes vital corridors of Indigenous movement and diplomacy.
Sacred Sites: The Bighorn Medicine Wheel and Devils Tower
Wyoming contains some of the most significant sacred sites on the continent. The Bighorn Medicine Wheel, a prehistoric stone shrine perched on Medicine Mountain near Lovell, is a designated National Historic Landmark. Its limestone cairns and spokes align with astronomical events, and tribes continue to hold ceremonies at the site today, leaving offerings as their ancestors did.
Similarly, Devils Tower—known to many tribes by sacred names predating the 1906 designation—became America’s first national monument under President Theodore Roosevelt. The formation, solidified from molten magma roughly 65 million years ago, remains a living place of prayer and ceremony for numerous Plains nations. As explored in the conservation legacy of Theodore Roosevelt, the creation of national parks and monuments often came at the cost of Native displacement, making the continued ceremonial use of these sites a powerful act of cultural persistence.
European Arrival and the Fur Trade Era
French-Canadian explorers François and Louis-Joseph de La Vérendrye were the first reported Europeans to enter present-day Wyoming in 1742, reaching the Bighorn Mountains before continuing toward South Dakota. The 1803 Louisiana Purchase brought the region into the United States, and following reports from the 1804–1806 Lewis and Clark Expedition, fur traders arrived in pursuit of beaver pelts.
John Colter, a veteran of the Lewis and Clark Expedition, established a trading post in 1807 at the confluence of the Bighorn and Yellowstone rivers and reportedly became the first European American to describe the geothermal wonders of what would become Yellowstone National Park—the world’s first national park in 1872. Trading posts such as Fort Laramie (1834) anchored a growing fur trade economy in which exchanges of guns, ammunition, and goods with tribes were initially mutual but increasingly unequal. The Sacajawea, the Shoshone woman who guided Lewis and Clark, is honored at the Sacajawea Cemetery on the Wind River Indian Reservation, where she is buried.
The Emigrant Trails and the Indian Wars
Between 1841 and 1868, Wyoming’s portion of the Oregon, California, and Mormon Pioneer Trails carried roughly half a million emigrants westward along the North Platte and Sweetwater rivers. The routes were dangerous—marked by harsh winters, disease, and food shortages—and they cut directly through territories guaranteed to Plains nations, sparking armed resistance against land encroachment. The U.S. Army responded with a chain of forts, including Fort Phil Kearny in northern Wyoming.
In 1866, the post became the site of the Fetterman Fight, one of the deadliest battles of the 1860s–70s Indian Wars, when Arapaho, Cheyenne, and Lakota warriors under leaders including Crazy Horse and Red Cloud killed Captain William Fetterman and all 80 of his soldiers. The broader conflicts of this era placed Wyoming at the center of what historians call the Indian Wars, which ended in tragedy at Wounded Knee in 1890—the very year Wyoming achieved statehood.
The Wind River Reservation: Survival and Sovereignty
Smallpox, warfare, and forced treaties devastated Wyoming’s Native population in the nineteenth century. Many nations were removed to reservations in Oklahoma and Montana, but an 1877 agreement allowed the Northern Arapaho and Eastern Shoshone to share the land at Wind River Reservation near Fort Washakie—an unusual arrangement between two allied nations that persists today as Wyoming’s only Indian reservation. The reservation is anchored by the legacy of Chief Washakie, the famed Eastern Shoshone leader whose diplomacy secured land for his people and whose name endures across the state.
Later Wyoming History: Suffrage, Conflict, and Incarceration
Wyoming earned its nickname, the Equality State, through landmark achievements in women’s rights. On December 10, 1869, the territory became the first government in the world to grant women the right to vote. Esther Hobart Morris became the first woman justice of the peace in 1870, women first served on juries that same year, and Nellie Tayloe Ross became the nation’s first elected woman governor in 1924.
Yet Wyoming’s history also holds darker chapters. The Rock Springs Massacre of September 2, 1885 saw a mob of 100–150 white miners attack the Chinese community, killing 28 Chinese residents and destroying Chinatown. The Johnson County War of 1892 saw wealthy cattlemen hire Texas gunmen against suspected rustlers, culminating in the death of homesteader Nate Champion and a standoff at the T.A. Ranch. During World War II, the Heart Mountain Relocation Center near Cody—opened in August 1942 and housing 10,767 Japanese Americans by year’s end—confined American citizens behind barbed wire until its closure in November 1945.
Historical Context & Key Cultural Takeaways
- Deep antiquity: Wyoming’s Indigenous story spans more than 12,000 years, from Clovis hunters to the living Arapaho and Shoshone communities at Wind River today.
- Sacred geography: Sites like the Bighorn Medicine Wheel and Devils Tower are not relics but active ceremonial landscapes, illustrating continuity of Native spiritual life.
- Treaty and resistance: The Fetterman Fight of 1866 demonstrates the determination of the Arapaho, Cheyenne, and Lakota to defend treaty lands against military and emigrant incursion.
- Enduring sovereignty: The 1877 Wind River agreement stands as a rare案例 shared reservation that preserved two nations’ presence within the state.
- Scholarly consensus: Historians increasingly frame Wyoming’s statehood era—trails, railroads, and ranching—within the larger context of Indigenous dispossession and Native persistence rather than settler triumph alone.
Frequently Asked Questions
Which tribes originally lived in Wyoming?
By the 1500s, the region was home to the Arapaho, Cheyenne, Crow, Kiowa, Sioux (Lakota), Shoshone, and Ute, preceded by ancient peoples including the Clovis, Folsom, and Eden Valley cultures dating back over 12,000 years.
What is the Bighorn Medicine Wheel?
It is a prehistoric stone shrine on Medicine Mountain near Lovell, Wyoming, aligned with astronomical features. It is a National Historic Landmark, and tribal ceremonies are still held there today.
Which tribes live on the Wind River Reservation?
The Eastern Shoshone and Northern Arapaho share the Wind River Indian Reservation, established through an 1877 agreement—it is Wyoming’s only reservation, located at Fort Washakie.
What happened during the Fetterman Fight?
On December 21, 1866, near Fort Phil Kearny, Arapaho, Cheyenne, and Lakota warriors led by Crazy Horse and Red Cloud destroyed a force of 81 men under Captain William Fetterman—one of the U.S. Army’s worst defeats of the Indian Wars.
Where can visitors learn about Wyoming’s Native heritage?
The Plains Indian Museum, part of the Buffalo Bill Center of the West in Cody (founded by Buffalo Bill Cody in 1896), houses significant collections, and the Heart Mountain Wyoming Interpretive Learning Center preserves the WWII incarceration history.
Cultural Legacy & Modern Preservation
Today, Wyoming remains the least populous state in the nation—576,851 residents at the 2020 U.S. Census across 97,812 square miles—yet its cultural weight far exceeds its numbers. The Wind River Reservation sustains vibrant Arapaho and Shoshone governments, languages, and ceremonies, while heritage tourism through Yellowstone and Grand Teton national parks (more than 6.1 million visitors in 2022) brings millions face-to-face with landscapes that Native nations have held sacred for millennia. Recognizing the full arc of Wyoming’s history—from Clovis spear points to Chief Washakie’s diplomacy—honors the Indigenous nations who continue to shape the Equality State’s identity.
