Corps of Discovery Exploration

By: Makenna Pipes


  • Sacagawea helped recognize landmarks in south western Montana.
  • Sacagawea and her family left the expedition after they reached the Madan-Hidatsa Villages.
  • It is believed that Sacagawea died shortly after giving birth to her daughter.
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St. Louis

  • The expedition team reached St. Louis September 23, 1806.
  • They were gone for 2 years, 4 months, and 9 days and many believed that they were all dead.
  • The Missouri meets the Mississippi River in St. Louis, where they started the expedition.
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Louisiana Purchase

  • 828,000 square miles were purchased for less than 3 cents per acre.
  • This purchase doubled the size of the United States.
  • Purchased in 1803 from France.
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Missouri River

  • The headstream of the Missouri River is the Red Rock River in Southwestern Montana.
  • The Missouri- Mississippi System is one of the longest in the world.
  • In 1804-1805 Lewis and Clark explored the whole length of the Missouri River to find its source.
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  • Lewis gathered plant, animal, and mineral specimens and drew pictures in his journal for research.
  • Lewis identified 178 plants and 122 animals that were new to science.
  • Some of the animals they identified were the prairie dog, grizzly bear and antelope.
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Meriwether Lewis

  • Lewis was the captain of the expedition.
  • To prepare for the expedition Lewis studied astronomy, zoology, botany, and medicine.
  • He purchased a dog, a Newfoundland named Seaman for the expedition.
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William Clark

  • William Clark was born in Caroline County, Virginia, on Aug. 1, 1770.
  • When he was 14 him and his family moved to Louisville, Kentucky.
  • In 1813 Clark became the governor of the Missouri Territory.
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  • The Lewis and Clark Expedition reached Shoshone territory in 1805
  • Later miners, Mormon settlers and fur traders started settling in Shoshone lands.
  • In the 1850s and 1860s the Shoshone tribe resisted the expansion of white settlement by attacking wagon trains, but their efforts were followed by fierce retaliation.
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  • Lewis supervised the construction of the 55-foot covered keelboat.
  • The explorers covered about 20 miles a day, pushing and pulling their keelboat up the Missouri River.
  • In the spring of 1805 the explorers sent the keelboat back to St. Louis with natural history specimens, including live magpies and a prairie dog.
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Thomas Jefferson

  • Thomas Jefferson was born April 13, 1743. (April 2 according to the calendar then)
  • Thomas had 7 siblings, 1 brother and 6 sisters.
  • Thomas had 6 children, but only 2 survived childhood
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