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Some failures were the invasion of Canada, surrender of Detroit, British burned Washington, D.C.
The purpose of the Lewis and Clark expedition in 1804-1806 was the first American expedition to explore the west, and map the newly acquired territory. They also wanted to find a practical route, and establish themselves. Studying the wildlife - plants, animals, etc - and establish trade with local indians was also an objective of the expedition!
Answer:
The American indians adapted to solve the problem of scarcity of food by growing crops by taking dead fish to fertilize the soil.
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