What were the important results of the Lewis and Clark Expedition?

The expedition strengthened the claim of the United States to the Oregon country. After the Lewis and Clark Expedition, a steady flow of American traders traveled up the Missouri River to carry on trade with the Indian tribes. However, the expedition led to great changes for American Indians in North Dakota.

What did Lewis and Clark bring to America?

Clark’s Map of 1810. Upon their return, Lewis and Clark ended the hope of a navigable water route across the continent via the Missouri River system. However, they brought with them knowledge of new lands and resources for the growing country.

What was the first map that Lewis and Clark made?

Another map associated with the Mandan Indians is a map of the Yellowstone River. It was based on information provided to Clark by a Mandan chief named Shahaka or Big White following his hunting trip to the Yellowstone River region of Wyoming in the winter of 1805. It is the first map to show this river and its tributaries.

What did Lewis and Clark know about mifsouri sources?

This knowledge of the Mifsouri sources was greater than the information of our geographers at that time. Lewis and Clark took the map displayed below with them. It represented the best knowledge available at that time but included the common misconceptions mentioned previously.

Where did Lewis and Clark find the Mandan villages?

The 1798 map shown below indicates that some geographic knowledge of rivers east of the junction of the Heart and Missouri Rivers and the Mandan Villages was available to Lewis and Clark. However, west of that point details become less accurate.

Why was the expedition of Lewis and Clark so important?

Lewis and Clark were important because they undertook the first expedition to cross the western part of the United States all the way to the Pacific Ocean. During their expedition, they explored the newly acquired lands of the Louisiana Purchase, surveyed and mapped the land, established a U.S.

What did Lewis and Clark do in the Louisiana Purchase?

During their expedition, they explored the newly acquired lands of the Louisiana Purchase, surveyed and mapped the land, established a U.S. presence for legal purposes, made friendly contact with many Native American tribes, and scientifically studied local flora and fauna.

How can I find out more about Lewis and Clark?

There are Corps of Discovery television documentaries, an IMAX movie and dozens upon dozens of Internet Web sites. There are Lewis and Clark conferences, museum exhibitions and trail rides. Last summer Harley-Davidson motorcycle riders drove parts of the trail. When Harley hogs discover Lewis and Clark, you know something big is going on!

When did Lewis and Clark return to Oregon?

A map of Louis and Clark’s expedition to Oregon and their return, c. 1806-1809. Why did Lewis and Clark make their expedition? Who went with them? How many states did they pass through on their expedition?