Democracy, nationalism, and capitalism
So they wouldn't have to sacrifice there people and would have an alliance but George wasn't willing to do this hope this helped because you posted 6min ago
A) A fort was established and many were killed by diseases
Lewis and Clark's expedition was not positive to the native of Mandan village the most devastating epidemic was the smallpox outbreak in the year 1837 killing a lot of people. The epidemic played an important factor in uniting the surviving Mandans and Hidatsa who later engaged in trade, farming and hunting.
One of the main goals of the Farmers' Alliance was to obtain cheaper land, since some of the laws that had been in place since prior to the Civil War were still keeping farmers from enjoying cheap land.