This in-depth resource presents a history of the American West from pre-Columbian times until World War I with profiles, documents, and images. It encourages visitors to link these into patterns of historical meaning for themselves....

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...

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...

A map of Mexico and southern United States showing the campaigns and battle sites of the Mexican-American War (1846-1848). The map shows the territory acquired from Mexico after the war, and the routes of Taylor, Wool, Kearny, Doniphan,...

A map of Mexico and southern United States showing the campaigns and battle sites of the Mexican-American War (1846-1848). The map shows the routes of Taylor, Wool, Kearny, Doniphan, and Scott, the pre-war boundaries of the United States...

A map of Mexico and southern United States showing the campaigns and battle sites of the Mexican-American War (1846-1848). The map shows the routes of Taylor, Wool, Kearny, Doniphan, and Scott, the pre-war boundaries of the United States...

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)...

A map of central Mexico and southern United States showing the important cities and battle sites of the Mexican-American War (1846-1848). The map shows the rivers of the contested boundaries that led to the war, the Rio Grande del Norte...

This page features an analysis of the Democratic Party's decision to nominate the relatively unknown James Polk for their presidential candidate in 1844. This article gives insight into the political atmosphere of the time.

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.

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...

From this San Jacinto Museum article you can read about Juan Seguin, a man who loved Texas, fought well in the Battle of San Jacinto, but was sent to Mexico because of discrimination.

This biography on Sam Houston focuses his life as an advocate for Indians and his controversial political career.

General George Sykes, born in Dover, Del., October 9th, 1822, died in Brownsville, Texas, February 9th, 1880, was graduated from the United States Military Academy in 1842, and assigned to the Third Infantry; served in the Florida and...

A map of North America, Central America, and northern South America at the end of the American Revolutionary War (1783). The map is color-coded to show the territory of the United States at the time, British possessions in Canada,...

A map from 1889 of North America showing the expansion in the region of the United States from the original Thirteen Colonies at the end of the Revolutionary War in 1783 to the time the map was made, around 1889, before the territories...