
How many soldiers fought in the Mexican army?
Mexican Armed ForcesActive personnel277,150 (ranked 18th)Reserve personnel81,500ExpendituresBudgetUS$11 billion (2021)15 more rows
How many US soldiers were killed in the Mexican War?
Although 13,000 U.S. soldiers died during the course of the Mexican War, only about 1,700 were killed in combat. Ninety percent died of disease, such as yellow fever. Mexican casualties are estimated at 25,000.
Who won Mexican-American War?
The United States ArmyThe United States Army won a grand victory. Although suffering 13,000 killed, the military won every engagement of the war. Mexico was stripped of half of its territory and was not consoled by the monetary settlement.
What are 3 facts about the Mexican-American War?
10 Things You May Not Know About the Mexican-American WarBefore invading Mexico, the U.S. tried to buy some of its territory. ... The war marked the combat debut of several future Civil War generals. ... Santa Anna used the war to reclaim power in Mexico. ... Abraham Lincoln was one of the war's harshest critics.
What was the bloodiest war in history?
World War IIThe deadliest war in history was World War II. While it's impossible to pinpoint the exact number of World War II casualties, historians have estimated a total of 70 to 85 million people.
What war had the most American deaths?
Civil WarCivil War, 1861-1865 The final report of the Provost Marshal General, 1863-1866, indicated 133,821 Confederate deaths (74,524 battle and 59,297 other) based upon incomplete returns, bringing the total to 498,332, making it America's deadliest war.
What was the bloodiest battle in American history?
The Battle of AntietamBeginning early on the morning of September 17, 1862, Confederate and Union troops in the Civil War clash near Maryland's Antietam Creek in the bloodiest single day in American military history. The Battle of Antietam marked the culmination of Confederate General Robert E. Lee's first invasion of the Northern states.
How many US troops died of combat related causes in the Mexican American War?
United States casualties during the Mexican-American War totaled about 17,000 (13,000 dead and 4,000 wounded). Of the deaths, roughly 1,800 military personnel died in combat. The others died from sickness and disease.
How to Read
Misspellings and errors are common in transcribed documents. Alternate names and/or misspellings are recorded as initially documented. Alternate names or spellings will show as—also known as (aka). Information not recorded on a muster roll or register of enlistment is shown as Unknown.
Our Partner
Finding and entering the over 89,000 records in the U.S.-Mexican War Soldiers and Sailors Database was a monumental undertaking. This could not have been done without the support of the Federation of Genealogical Societies. Learn about this partnership and the many volunteers who contributed.
How can I help?
Documenting the lives of these soldiers is an ongoing process. If you have additional information about a veteran or wish to donate documents, please contact us. With your permission, the documents will be available to the public.
What was the Mexican American War?
The Mexican-American War (1846-1848) marked the first U.S. armed conflict chiefly fought on foreign soil. It pitted a politically divided and militarily unprepared Mexico against the expansionist-minded administration of U.S. President James K. Polk, who believed the United States had a “manifest destiny” to spread across the continent to the Pacific Ocean. A border skirmish along the Rio Grande started off the fighting and was followed by a series of U.S. victories. When the dust cleared, Mexico had lost about one-third of its territory, including nearly all of present-day California, Utah, Nevada, Arizona and New Mexico.
What was the name of the treaty that ended the Mexican-American War?
Treaty of Guadalupe Hidalgo Ends the Mexican-American War. The Mexican-American War (1846-1848) marked the first U.S. armed conflict chiefly fought on foreign soil. It pitted a politically divided and militarily unprepared Mexico against the expansionist-minded administration of U.S. President James K.
What was the name of the treaty that established the Mexican border?
Santa Anna resigned, and the United States waited for a new government capable of negotiations to form. Finally, on Feb. 2, 1848, the Treaty of Guadalupe Hidalgo was signed, establishing the Rio Grande and not the Nueces River as the U.S.-Mexican border. Under the treaty, Mexico also recognized the U.S. annexation of Texas, and agreed to sell California and the rest of its territory north of the Rio Grande for $15 million plus the assumption of certain damages claims.
What territory did Mexico sell to the US?
Under the treaty, Mexico also recognized the U.S. annexation of Texas, and agreed to sell California and the rest of its territory north of the Rio Grande for $15 million plus the assumption of certain damages claims.
Who led the troops at the Battle of Buena Vista?
Despite the loss, he assumed the Mexican presidency the following month. Meanwhile, U.S. troops led by Gen. Winfield Scott landed in Veracruz and took over the city.
How many people died in the Mexican American War?
Historians estimate that over 22,000 soldiers and civilians died in the Mexican-American War.
How long did the Mexican American war last?
Page Citation. Share Link. The Mexican-American War was an armed conflict between the United States and Mexico which lasted for two years —from April 1846 to February 1848. One of the main causes for the war was the United States' annexation of the Republic of Texas in 1845, which gained independence from the Republic of Mexico in 1836.
What river did the Mexicans and Americans argue over?
The Americans and the Mexicans argued over the southern and western borders of Texas, as Mexico claimed that Texas ended at the Nueces River, while the US claimed that it ended at the Rio Grande river. The number... (The entire section contains 262 words.)

Causes of The Mexican-American War
The Mexican-American War Begins
- On April 25, 1846, Mexican cavalry attacked a group of U.S. soldiers in the disputed zone under the command of General Zachary Taylor, killing about a dozen. They then laid siege to Fort Texas along the Rio Grande. Taylor called in reinforcements, and—with the help of superior rifles and artillery—was able to defeat the Mexicans at the Battle of Palo Alto and the Battle of Resaca de …
U.S. Army Advances Into Mexico
- At that time, only about 75,000 Mexican citizens lived north of the Rio Grande. As a result, U.S. forces led by Col. Stephen Watts Kearny and Commodore Robert Field Stocktonwere able to conquer those lands with minimal resistance. Taylor likewise had little trouble advancing, and he captured the city of Monterrey in September. With the losses addin...
Treaty of Guadalupe Hidalgo
- Guerrilla attacks against U.S. supply lines continued, but for all intents and purposes the war had ended. Santa Anna resigned, and the United States waited for a new government capable of negotiations to form. Finally, on Feb. 2, 1848, the Treaty of Guadalupe Hidalgowas signed, establishing the Rio Grande (and not the Nueces River) as the U.S.-Mexican border. Under the t…
Sources
- The Mexican American War. PBS: American Experience. The Mexican-American war in a nutshell. Constitution Daily. The Mexican-American War. Northern Illinois University Digital Library..