In the sweeping tapestry of the American West, few figures embody the complex, often heartbreaking convergence of cultures as poignantly as Major Fellows David Pease. A pioneer, a trader, and a bridge between worlds, Pease’s life (1834–1920) reflects the rugged beauty and the profound tragedy of Montana’s formative years. To understand his significance is to gaze into the soul of the Yellowstone Valley during a time when the horizon was still unmarred by fences, yet clouded by the gathering storms of inevitable change.
The story of Fellows David Pease begins far from the Big Horn winds, in the green valleys of Tioga County, Pennsylvania. Born on March 7, 1834, to Oliver Perry Pease and Huldah Bowen, Fellows was raised in a family that would soon be touched by the great national fracture of the Civil War. While three of his brothers fell in that conflict, Fellows had already felt the pull of the setting sun. By the early 1860s, he had ventured into the "Yellowstone country," a landscape that was, to the American mind of the time, both a wilderness and a promise.
In this raw territory, Pease did not merely exist; he engaged. He organized a fur trading concern known as the "Little Opposition," a name that perhaps mirrored his own tenacious spirit. Yet, unlike many who viewed the Indigenous populations as obstacles to be cleared, Pease sought a deeper integration. He became fluent in the Santee Sioux and Crow languages—a linguistic bridge that would define his historical legacy.
In 1870, Pease was appointed to succeed Erskine M. Camp as the first civilian agent at the Crow Agency, often referred to as Fort Parker. Situated near the modern-day town of Livingston, Fort Parker was more than a collection of hewn-log buildings and storehouses; it was a fragile point of contact.
As agent, Pease bore the weight of a dual loyalty. He was an officer of a government that often failed to keep its promises, yet he was also a man deeply embedded in the Crow community through his marriage to Margretta Wallace, a Crow woman. His reports from this era are tinged with a weary, empathetic realism. In August 1871, he wrote to his superiors in Helena, noting with a sense of impending doom: "It seems almost impossible for the Government to protect the Indians in the rights guaranteed them by their treaties against the mountaineer and gold-hunter... and I most earnestly urge upon the Department immediate action."
Pease saw the influx of miners and settlers not as "progress" to be celebrated without cost, but as a violation of the sacred trust the Crows had placed in the United States. He advocated for the Crows, whom he described as "faithful and loyal," often standing as a lone voice of conscience against the tide of unlicensed traders and encroaching squatters.
Perhaps the most dramatic chapter in his life—and one that underscores the volatile nature of the frontier—was the establishment of Fort Pease in June 1875. Located near the mouth of the Big Horn River, this trading post was meant to facilitate commerce, but it sat upon land claimed by the Lakota Sioux.
The Lakota viewed the fort as an invasion of their hunting grounds. For months, Pease and his men lived under a state of siege, the air thick with the tension of a world at war with itself. The fort was eventually relieved by U.S. troops, but the episode remained a stark reminder of the impossibility of "neutral" trade in a landscape defined by conflicting sovereignties.
Beyond the forts and the formal reports, the true historical significance of Fellows David Pease lies in his descendants and the cultural synthesis they represented. His son, George H. Pease, became a foundational figure in the community of Lodge Grass, serving as its first postmaster and a prominent merchant.
The Pease name became synonymous with the survival and adaptation of the Crow people. Through generations, the family transitioned from the fur trade to education and leadership. The legacy of Fellows David Pease is visible today in figures like Dr. Janine Pease, a visionary educator and the founding president of Little Big Horn College. This trajectory—from a Pennsylvania pioneer to the patriarch of a leading Crow family—mirrors the transformation of Montana itself. It is a story of "Vanquished Dreams," as one historical marker notes, but also of enduring resilience.
Fellows David Pease died on October 20, 1920, in Medford, Oregon, far from the Yellowstone. Yet, his remains were returned to the Montana soil he loved, buried in the Rosebud Cemetery in Absarokee—the site of the second Crow Agency.
In looking back at his life, we see a man who was neither a saint nor a villain, but a human being navigating the "cultural crossroads" of the 19th century. He was a man who saw the Buffalo disappear and the railroads arrive, a man who spoke the language of the conqueror and the conquered with equal fluency. His life is a nostalgic reminder of a Montana that was once a mosaic of overlapping identities, a place where, for a brief and shining moment, the "Little Opposition" of a single man tried to hold back the tide of injustice.
**1. Montana History Portal**
*Pease, Fellows David*
[https://www.mtmemory.org/nodes/view/84685](https://www.mtmemory.org/nodes/view/84685)
Accessed: January 7, 2026
**2. Legends of America**
*Fort Pease, Montana*
Accessed: January 7, 2026
**3. National Park Service - NPGallery Digital Asset Management System**
*Montana Historical and Architectural Inventory: Site PE#11 (George Pease Store)*
Accessed: January 7, 2026
**4. Fort Parker Historical Society**
*A Short History of Fort Parker*
Accessed: January 7, 2026
**5. FamilySearch Wiki**
*Crow Indian Agency (Montana) - Agents and Appointment Dates*
Accessed: January 7, 2026
**6. RootsWeb - Cooper-Pease Family History**
*Major Fellows David Pease Biography and Descendants*
Accessed: January 7, 2026