US National Archives
Our Documents: Treaty of Guadalupe Hidalgo
An interactive exploration of the Treaty of Guadalupe Hidalgo, which was signed in 1848 and ended the Mexican-American War. Puts the treaty in context, makes reference to U.S. territorial gains, and includes links to larger images, a...
University of Virginia
Miller Center at Uva: u.s. Presidents: James Knox Polk:campaign and Election of 1844
The campaign and election of 1844 showed the rising difference in the nation between Whigs and Democrats and sections of the country. Showing the true development of the two-party system, it also gave rise to the term, "dark horse."
iCivics
I Civics: A Growing Nation
In this unit, students learn how the United States began to grow as soon as it became a nation, and they examine the effect of this growth on societies already established in North America. Register for a free account to download teacher...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Texas Annexation, 1845
A map of territory claimed by Texas when admitted into the Union in 1845. The map is coded to show the frontiers of Texas with the United States and Mexico, and the disputed territory in the west between the Rio Grande and Nueces rivers.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Mexico and Texas, 1845 1848
A map of Mexico and Texas from the annexation of the Republic of Texas by the United States (1845) to the end of the Mexican-American War (1848). The map is color-coded to show the territory of Texas in 1845, the territory of dispute...
University of Oregon
Mapping History Project: Territorial Expansion of the u.s. 1783 1853
Click on the sliding bar and watch how the United States territory grew with the Louisiana Purchase, Florida Acquisitions, Texas Annexation, Oregon Country, and Mexican Cession.
San Jacinto Museum of History
San Jacinto Museum: How Did the Battle of San Jacinto Change the World?
This is an interesting look at the impact of the Battle of San Jacinto not only for the Republic of Texas, but for places in North America and in Europe. Links to additional information.
Library of Congress
Loc: America's Story: The Treaty of Guadalupe Hidalgo
This 3-page article provides a general overview of the Mexican War which resulted in the signing of the Treaty of Guadalupe Hidalgo in Mexico City on February 2, 1848.
University of Virginia
Miller Center at Uva: u.s. Presidents: John Tyler: A Life in Brief
A brief overview of the life of John Tyler. Hyperlinks to additional information.
Independence Hall Association
U.s. History: "American Blood on American Soil"
President James Polk's desire was for the United States to stretch from sea to shining sea. See what happened when his overatures to Mexico to buy the land north of the Rio Grande River were spurned. Take a brief vote to see if Polk was...
PBS
New Perspectives on the West: Sam Houston (1793 1863)
This biography on Sam Houston focuses his life as an advocate for Indians and his controversial political career.
Curated OER
Educational Technology Clearinghouse: Maps Etc: The Mexican War, 1803 1848
A map of northern and central Mexico and southern United states showing the area of conflict during the Mexican-American War (1846-1848). The map shows the Mexican boundary (under Spain) established by the Louisiana Purchase (1803)...
Curated OER
Educational Technology Clearinghouse: Maps Etc: United States, 1845
A map of the United States in 1845 after the Louisiana Purchase, the Lewis and Clark Expedition, and the annexation of Texas. The map is color-coded to show the States and territory of the United States west to the Pacific with the dates...
Curated OER
Etc: Territory Ceded by Mexico, 1845 1853
A map of the territory acquired from Mexico including the annexation of Texas in 1845, California, Utah Territory, and New Mexico Territory in 1848, and the Gadsden Purchase in 1853.
Curated OER
Etc: Territory Acquired From Mexico, 1845 1848
A map of the territory acquired from Mexico including the annexation of Texas in 1845 and California, Utah Territory, and New Mexico Territory in 1848.
Curated OER
Etc: Expansion of the United States , 1783 1853
A map from 1904 of the United States showing the territorial acquisitions up to the Gadsden Purchase in northern Mexico in 1853. The map is coded to show the territory of the original United States and the Northwest Territory defined by...
Curated OER
Etc: Expansion of the United States, 1783 1853
A map from 1904 of the United States showing the territorial acquisitions up to the Gadsden Purchase in northern Mexico in 1853. The map is coded to show the territory of the original United States and the Northwest Territory defined by...
Curated OER
Etc: Expansion of the United States, 1783 1853
A map from 1912 of the United States showing the territorial acquisitions up to the Gadsden Purchase in northern Mexico in 1853. The map is color-coded to show the territory of the original United States and the Northwest Territory...
Curated OER
Etc: The Territory of the United States, 1846 1848
A map showing the territory of the United States after the annexation of Texas in 1845, and the acquisition of the Oregon Country by treaty with Great Britain in 1846. The map is color-coded to show the possessions of the United States,...
Texas A&M University
Sons of Dewitt Colony: Thomas Jefferson Rusk
Use this site to learn about the life and accomplishments of Thomas J. Rusk (1803-1857). Rusk's Secretary of War Report on the Battle of San Jacinto is also included here.
Annenberg Foundation
Annenberg Learner: u.s. History Map Interactive
Become a geography whiz as you learn how the United States was settled. Discover how the continent was irrevocably changed by European colonization, the events that caused the wholesale displacement and decimation of the land's original...
Curated OER
National Park Service: Fort Scott National Historic Site: The Mexican War
This is a very brief overview of the Mexican War, organized into the following sections: "Zachary Taylor's Army," "The Army of the West," and "Invasion of Mexico City." Includes links to related articles and websites.
Annenberg Foundation
Annenberg Learner: United States History Map: The Nation Expands
After examining a map showing the expansion of the United States, click to read about each addition to the country and see where that addition is. Play Expansion Concentration to test your skills.
Curated OER
Etc: Territorial Growth of the United States, 1783 1900
A map from 1911 of the United States showing the territorial acquisitions from the original states and territory established in 1783 to the Tripartite Convention of 1899 in which Germany and the United States divided the Samoan...