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Kenneth McKenzie’s Whiskey Empire That Destroyed His Kingdom
Fort Union Trading Post National Historic Site in North Dakota tells the story of how one Scottish immigrant built a fur trading empire and lost it all over whiskey.
Kenneth McKenzie arrived in America broke in 1822 but quickly climbed the ranks of the fur trade. By 1828, he ruled Fort Union like a king, collecting thousands of buffalo robes each year and hosting fancy dinners in the wilderness.
Then McKenzie got greedy. He smuggled distillery parts to make illegal whiskey in Indian Territory, but someone ratted him out at Fort Leavenworth.
Here’s how the “King of the Missouri” went from riches to rags, and where you can visit his reconstructed home today.
Wikimedia Commons
A Scottish Clerk Becomes America’s Fur Trading Apprentice
Kenneth McKenzie was born in Scotland on April 15, 1797. After getting a good education, he moved to Canada in 1816.
He got a job as a clerk for the North West Company, where he learned all about fur trading and how to work with Native American tribes.
McKenzie got tough experience competing against the Hudson’s Bay Company. When North West Company got bought by Hudson’s Bay in 1821, McKenzie lost his job.
Wikimedia Commons/Fur Trade Review November 1914 and others.
St. Louis Beckons a Fur Trader Looking for a Fresh Start
McKenzie went to St. Louis in 1822 with two friends and applied for US citizenship.
He teamed up with several Americans to create the Columbia Fur Company along the Upper Mississippi River.
By 1823, they moved into the Upper Missouri River area and built Fort Tecumseh in South Dakota. McKenzie became the top partner by the mid-1820s.
He saw what others missed – eastern US markets wanted buffalo robes, and the plains had plenty of buffalo.
Wikimedia Commons/George Grantham Bain Collection
John Jacob Astor Notices the Competition
The big American Fur Company, run by John Jacob Astor, bought the Columbia Fur Company in 1827.
McKenzie and his partners didn’t just sell out – they became partners in the American Fur Company with good terms. Their Missouri River trading posts got a new name: the “Upper Missouri Outfit” division.
McKenzie took over as chief agent, giving him control of a huge area and valuable relationships with many tribes.
Wikimedia Commons/Helen Fitzgerald Sanders. Photo: ?
The King Builds His Castle at the Perfect Spot
McKenzie built Fort Union in 1828 where the Missouri and Yellowstone Rivers meet. Lewis and Clark had spotted this location as perfect for trading back in 1804.
McKenzie moved his headquarters there by 1830, creating the largest trading post west of the Mississippi. The fort became the main hub for trade with Assiniboine, Crow, Blackfeet, and other tribes.
Its location gave McKenzie control over America’s richest fur trading region.
Wikimedia Commons/Victoria Stauffenberg
The Missouri Kingdom Grows Richer Every Year
By 1833, McKenzie ran a trade area bigger than most European countries.
His business collected almost 2,000 packs of buffalo robes yearly by 1834, plus countless beaver, fox, and muskrat skins.
People called him the “King of the Upper Missouri” because of his vast control. He ran outposts hundreds of miles from Fort Union with over 100 men working for him.
McKenzie lived like royalty, hosting fancy dinners with fine clothes and servants bringing out special foods and drinks.
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Steamboats Change the Game on the Missouri
McKenzie talked American Fur Company partners into buying a steamboat called the “Yellow Stone” in 1831.
The first steamboat reached Fort Union on June 17, 1832, changing how goods moved on the Missouri. These boats moved furs and trade goods much faster.
This new approach gave the American Fur Company a big edge over competitors. McKenzie could now move more goods and make more money than ever.
Wikimedia Commons/Sangrevista
The Whiskey Problem Forces a Risky Decision
Congress banned bringing alcohol into Indian Country in July 1832.
This hurt McKenzie because the Hudson’s Bay Company faced no such rules and kept giving tribes alcohol.
A company lawyer found a loophole: the law stopped people from bringing in alcohol but said nothing about making it locally.
In spring 1833, McKenzie sent distillery parts to Fort Union, planning to make his own whiskey to compete with Hudson’s Bay.
Wikimedia Commons/Farragutful
Corn Becomes Whiskey at Fort Union
McKenzie bought corn from the Mandan tribe in the summer of 1833. He mixed watered-down whiskey with tobacco, pepper, and molasses for extra kick.
When competitors visited in August 1833, McKenzie proudly showed off his still, thinking he’d outsmarted everyone. He refused to sell any whiskey to rival traders Robert Campbell, Milton Sublette, and Nathaniel Wyeth.
This snub made these men leave Fort Union angry and looking for payback.
Wikimedia Commons/M. D. John A. Wyeth
Rivals Report the Illegal Still to Authorities
Competitors M.S. Cerré and Nathaniel Wyeth told officials at Fort Leavenworth about the whiskey still.
The officials quickly sent these charges to General William Clark, Superintendent of Indian Affairs. The scandal grew until it reached Washington D.C.
This put the American Fur Company’s charter and entire business at risk. McKenzie’s clever plan turned into a legal mess that threatened the whole company.
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Congress Shuts Down the Whiskey Operation
On June 30, 1834, Congress banned distilleries in Indian territory, closing McKenzie’s loophole for good.
The American Fur Company had to destroy the still and ship all parts downriver. That same year, John Jacob Astor retired and sold the western division to Pierre Chouteau Jr.
The new owner fired McKenzie and called him back to St. Louis, ending the career of the company’s best field trader.
The King of the Missouri lost his crown because of a whiskey stint.
Wikimedia Commons/Rklawton
From Fur Trading Fortune to Broke in St. Louis
McKenzie returned to St. Louis with fifty thousand dollars. He tried to start over in the wholesale liquor trade, but the business flopped.
His lavish spending and generous hospitality quickly drained his wealth. The man who once controlled a fur empire spanning thousands of miles died poor on April 26, 1861.
They buried him in Bellefontaine Cemetery, far from the trading empire. The King of the Missouri ended up with nothing but memories of his glory days.
Wikimedia Commons/NPS photo
Visiting Fort Union Trading Post National Historic Site, North Dakota
Fort Union Trading Post National Historic Site at 15550 Highway 1804 in Williston brings Kenneth McKenzie’s fur trading empire to life.
You can explore the reconstructed fort courtyard and buildings year-round for free through self-guided walking tours.
Summer living history programs at the Trade House feature interpreters in period clothing. Walk the Bodmer Overlook Trail to where Karl Bodmer painted his famous 1833 artwork “The Assiniboin at Fort Union.”
This article was created with AI assistance and human editing.
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