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U.S. purchaces Louisiana
Louisiana was owned by the French. It was 800,000 square miles and U.S, bought it for $15 million. -
Expedition begins
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Friendly council with Yankton Sioux held.
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Confrontation with Teton Sioux
Tenton Sioux demand one of the expedition's boats as a toll to travel farther upriver. Chief Black Buffalo resolves situation before any fighting. Expedition stays with tribe for 3 more days. -
Expedition aquirres Sacagawea
Sacagawea is considered to be one of the most helpful during the expedition -
Corps of Discovery enter todays Montana
They were amazed by the beauty -
Confritaion with bear
Lewis and another hunter kill a large grizzly bear, which had never before been described for science. -
The Great Falls
Scouting ahead of the rest of the expedition, Lewis comes across the Great Falls of the Missouri. He also discovers four more waterfalls farther upstream. The expedition will have to portage over eighteen miles, taking nearly a month, to get past them. -
Blackfeet go bad
While making their way back to the Missouri, Lewis' party encounters eight Blackfeet warriors. They camp together, but the morning of the 27th the party catches the blackfeet attempting to steal their horses and guns. During a fight two of the Blackfeet were killed. -
The Pacific Ocean
They expidition reachedthe pacific ocean afer a harsh winter
