Mexican-American War

U.S. Expansion

California+

How justifiable was
U.S. Expansion in the

1800s?

Objective

Able to be shown

to be right or
reasonable;
defensible

Justifiable

●Texan Republic
○Last 10 years

●Division
○Add Slave State?

○Break Balance in Congress?

○Go to war with Mexico by
adding Texas as a State?

●Texan Annexation - 1845

Texan Annexation

To add a territory

to a country.

Annex/Annexation

Multiple Choice

What people group was mainly living in Tejas in the northern part of Mexico?

• American settlers

• Spanish settlers

• Mexican settlers

• Native Americans

Multiple Choice

Potentially, how many pioneers died along the Oregon Trail because of disease?

• 10,000 people

• 20,000 people

• 30,000 people

• 40,000 people

Multiple Choice

Which of the following diseases KILLED THE MOST pioneers traveling along the Oregon Trail?

• Measles

• Cholera

• Rocky Mountain Spotted Fever

• Dysentery

Multiple Choice

Large caravans of pioneers traveling together along the Oregon Trail were called....

• Wagon Communities

• Wagon Trains

• Wagon Herds

• Wagon Groups

Multiple Choice

Between 1840 and 1860, 400,000 people traveled the Oregon Trail which was a ____________ mile journey.

• 500 miles

• 1,000 miles

• 1,500 miles

• 2,000 miles

Multiple Choice

As a result of the battle of _____________________, Sam Houston and the Texan revolutionary army were able to secure Texan Independence from Mexico.

• Battle of the Alamo

• Battle of San Antonio

• Battle of San Jacinto River

• Battle of Austin

Multiple Choice

Mexico granted ______________________ the ability to start making a colony of American settlers in Texas?

• Sam Houston

• Stephen F. Austin

• Davy Crockett

• William Travis

Multiple Select

Which of the following were arguments IN FAVOR of annexing Texas and making it a part of the United States? [Choose 2]

• Some Northerners did not want to add another slave state to the nation.

• Annexing Texas was the United States "manifest destiny."

• Annexation might lead to war with Mexico.

• Some Southerners were eager to add another slave state.

Multiple Select

Which of the following were arguments AGAINST annexing Texas and making it a part of the United States? [Choose 2]

• Some Northerners did not want to add another slave state to the nation.

• Annexing Texas was the United States "manifest destiny."

• Annexation might lead to war with Mexico.

• Some Southerners were eager to add another slave state.

Multiple Choice

True or False: Texas became the 28th State added to the United States.

• True

• False

●U.S. Invasion of Mexico
○Monterrey

○Buena Vista

○Veracruz

●Fall of Mexico City (1847)
○Took 6 months for General
Winfield Scott to move from
Veracruz to Mexico City.

●Castle of Chapultepec
○“Ninos Heroes” - 6 cadets
fought to the death.

Mexican American War

Treaty of Guadalupe Hidalgo (1848)

●Under the “Mexican Cession”

Mexico ceded for $15 million:

○California, Nevada, Utah,

Arizona, and New Mexico

●U.S. Agreed to protect the

80,000-100,000 Mexicans living in

Texas

●Senate ratified treaty 38 to 14.

“Mexican Cession”

Reasons:

●(1) United States had no right to

any Mexican territory other than

Texas, since the war had been

unjust.

●(2) Some senators opposed the

Mexican Cession, saying the US

should take more of northern

Mexico.

Opposition to Treaty

1853

●James Gadsden arranged to buy

a piece of land for railroad

construction.

●The U.S. Agreed to pay $10

million for the land

Gadsden Purchase