Article in which the author takes us through the history of Texas from the time Americans arrived and settled in the area to annexation, and finally, war with Mexico over the territory. With photographs and links to related resources.

Find out about the Mexican War of Independence, which was a series of revolts that grew out of the increasing political turmoil both in Spain and Mexico at the beginning of the nineteenth century.

Learn about Texas' role in how the United States was shaped during the time of war, specifically World War I.

Quickly following Texan independence, the United States admitted Texas into the republic as a slave state.

This guide takes the reader back in time to experience and understand the impact of World War I on Texas and Texans in the early twentieth century.

A concise synopsis of the Battle of Medina, a part of the Mexican War of Independence against Spanish authority in Mexico.

Find out about Jose Gutierrez de Lara, Mexican revolutionary and diplomat. Read about how Gutierrez de Lara was obsessed with the idea of freeing Mexico from Spain.

Jose Gutierrez de Lara, the first governor of Mexican Texas, was determined to free Mexico from Spain. Read about the early Texas settlement of Nuevo Santander, and how it was settled by Spanish American colonists.

Dedicated to the memory of U.S. veterans who fought in the U.S.-Mexican War, this website provides documents, images, maps, and FAQs.

Article on the era of westward expansion and the resulting Mexican American War. The author demonstrates how Manifest Destiny and frontier settlement led to the annexation of Texas and ultimately war with Mexico over the territory.

A brief look at the declaration of independence from Mexico by Texas in 1836, the removal of restrictions on slavery, and how this dramatically increased the population and led to a much greater reliance on the cotton industry in the...

Article with maps on how the conflict over slavery led to a revolution in Texas and ultimately, the war against Mexico.

Read this letter by Sam Houston through which he "asks for American help in preventing uprising in Nacogdoches, 1836." This site includes images of the original letter, as well as line-by-line transcription of the handwritten text.

A significant battle in the U.S.-Mexico War, National Park Services has preserved the history of Palo Alto Battlefield in Brownsville, Texas.

Explore the Texas Revolution and the war with Mexico through primary texts. Here you can read the 1836 "Statement of Robert Moore"--a report from Moore, who was stationed near Fort Bend and who shared his experience when the enemy arrived.

A map of Texas, New Mexico, and northern Mexico showing the principal campaigns and battle sites of the Mexican-American War of 1846-1848.

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...