Lewis and ClarkLewis and Clark1804-1806 1804-1806

By: Ben SeidenBy: Ben Seiden

Who they were Who they were

Lewis and Clark were Explorers. Lewis and Clark were Explorers. They were sent to do so by Thomas They were sent to do so by Thomas

Jefferson. Jefferson. Thomas Jefferson said to them:Thomas Jefferson said to them:""Beginning at the mouth of the Missouri, you will take observations of latitude Beginning at the mouth of the Missouri, you will take observations of latitude

and longitude at all remarkable points on the river, & especially at the and longitude at all remarkable points on the river, & especially at the mouths of rivers, at rapids, at islands & other places & objects distinguished mouths of rivers, at rapids, at islands & other places & objects distinguished by such natural marks & characters of a durable kind, as that they may with by such natural marks & characters of a durable kind, as that they may with certainty be recognized hereafter....The variations of the compass too, in certainty be recognized hereafter....The variations of the compass too, in different places should be noticed.different places should be noticed." "

Background info Background info

Their main objective was to study the regions Their main objective was to study the regions animals, plants, and the geography. animals, plants, and the geography.

Another goal was to establish trade and U.S. Another goal was to establish trade and U.S. sovereignty over the native peoples along the sovereignty over the native peoples along the Missouri River.Missouri River.

Importance Importance

They led the first expedition to the Pacific cost in They led the first expedition to the Pacific cost in the United States.the United States.

They succeeded with what they were sent to do. They succeeded with what they were sent to do. In the end, they were able to find and categorize In the end, they were able to find and categorize

122 new animals and 178 plants, mapped the 122 new animals and 178 plants, mapped the geography, and achieved friendlier relations with geography, and achieved friendlier relations with the natives. However, they did not find an all the natives. However, they did not find an all water route to the Pacific Ocean.water route to the Pacific Ocean.