Yale University
Avalon Project: The Louisiana Purchase 1803
A series of primary source documents all related to the Louisiana Purchase. Includes the text of the final agreement, speeches by Jefferson and others. Great stuff!
PBS
Pbs: Archive of Thomas Jefferson's Documents
A PBS website that contains Jefferson's views on political, religious, social, personal, and intellectual freedoms in the form of his original documents. Contains the Louisiana Purchase agreement. Tied to a larger site on a Jefferson...
University of Groningen
American History: Essays: Society After the Louisiana Purchase
Essay outlines events before and after the Louisiana Purchase from Jefferson convincing the French to cede New Orleans in 1803, to the expedition of Lewis and Clark in 1804.
US National Archives
Nara: American Originals: Louisiana Purchase Treaty
Wonderful NARA site that provides pictures of the original treaty and agreements of the Louisiana Purchase. Brief introduction discusses the amount of land purchased and the cost per acre described by the Purchase.
Library of Congress
Loc: Thomas Jefferson: The West
This resource explains Jefferson's interest in westward expansion while showing and describing many original documents.
Khan Academy
Khan Academy: Us History: 1800 1848: The Louisiana Purchase and Its Exploration
In 1803, Jefferson made a controversial decision that effectively doubled the territory of the United States while transgressing his own views of proper presidential authority.
Scholastic
Scholastic: Grolier: Lewis and Clark: Louisiana Purchase
A summary of one of the largest land purchases in history, the Louisiana Purchase.
Independence Hall Association
U.s. History: Westward Expansion: The Louisiana Purchase
Read about the fortuitous purchase made that doubled the size of the United States. See why Napoleon was willing to sell the land, and find out about the quandary Thomas Jefferson was in as he had to go against his strict construction...
PBS
Pbs: Louisiana Purchase: April 30, 1803
This PBS site provides images of all pages of the original Louisiana Purchase, with a transcript.
Khan Academy
Khan Academy: Us History: 1800 1848: Jefferson and the Turn of the 19th Century
Read about Thomas Jefferson and his most influential action as president, the Louisiana Purchase.
Huntington Library
Huntington Library: The Corps of Discovery: The Lewis and Clark Expedition [Pdf]
In this lesson, 5th graders learn about westward expansion and the Lewis and Clark expedition. Includes background information for the teacher. Students explore primary and secondary resource readings on the Louisiana Purchase, President...
University of Maryland
Howard County History Labs: Westward Expansion
Lesson plan assesses historical thinking skills by providing two primary sources on Thomas Jefferson's views on the constitutionality of the Louisiana Purchase.
University of Groningen
American History: Biographies: Thomas Jefferson
This resource provides a biography of Thomas Jefferson that includes information on his early career, prelude to the presidency, and his presidency.
Ohio State University
Osu History Teaching Institute: Thomas Jefferson and the Louisiana Purchase
Eighth graders will explore via primary sources, the success of Lewis and Clark's expedition, and develop skills in analyzing documents and artifacts.
Smithsonian Institution
National Museum of American History: American Presidency: Jefferson's Resolution
Reviews Thomas Jefferson's decision to acquire the Louisiana Territory.
Digital History
Digital History: Jeffersonians in Office [Pdf]
This is a great overview of both the Jefferson Administration and the Madison administration. Read about the Louisiana Purchase, trade problems, the War of 1812, and the downfall of the Federalists. A great resource. [pdf]
University of Groningen
American History: Outlines: Louisiana and Britain
One of Jefferson's acts doubled the area of the country. At the end of the Seven Years' War, France had ceded to Spain the territory west of the Mississippi River, with the port of New Orleans near its mouth -- a port indispensable for...
Tom Richey
Tom richey.net: The Trials of the Jeffersonians [Ppt]
Presents key ideas for examining the impact of westward expansion on concepts of nationalism and democracy. Covers the Louisiana Purchase, conflict with native peoples, the War of 1812, and other events.
Alabama Learning Exchange
Alex: Explore!
The Manifest Destiny of the 1800's began with Thomas Jefferson's dramatic political foresight of arranging the Louisiana Purchase. The stories of courage and determination from these lands began with the Lewis and Clark expedition. For...
Other
Lewis and Clark Today
The home page for this site changes every day. See where Lewis and Clark are on the day of the home page, or search for a specific day over the period of time that the Corps of Discovery was afield. Find parts of the journals of Lewis...
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Thomas Jefferson
Thomas Jefferson (April 13, 1743 - July 4, 1826) was the third President of the United States (1801-1809), the principal author of the Declaration of Independence (1776), and one of the most influential Founding Fathers for his promotion...
The Newberry Library
Newberry Library: Library Exhibit: Lewis and Clark and the Indian Country
A virtual library exhibit which explores how the United States history and Indian peoples along the expedition route, came together over two hundred years ago, and how they remain intertwined today.
University of Georgia
University of Georgia: The Mississippi Territory (1814)
An 1814 American map of the territory of the lower Mississippi valley; part of the larger Louisiana Purchase that President Jefferson purchased from the French in 1803.