Transcript Today we will explain the major issues and events of the

Today we will explain the major
issues and events of the Mexican
War and their impact on the United
States using cloze notes, a map, and
an ode to Mexico.
Objective: To explain the major issues and events of the
Mexican War and their impact on the U.S. using cloze
notes, a map, and an ode to Mexico.
Warm Up: p. 374 or handout: Reviewing Main Ideas #3
and #5
4 Factors leading to
U.S./Mexican War
• Mexican anger over annexation of Texas
• Dispute over Texas/Mexican border
– Nueces River or Rio Grande
• Instability of Mexican government
– 19 governments in 25 years
• Polk Administration’s drive to expand U.S.
– Polk saw his mandate as creating a coast-tocoast nation
Diplomatic Prelude to War
• 1845 Polk sends Zachary Taylor to Corpus
Christi. Encamped on Nueces River
• Sends John Slidell to negotiate. He offers:
– $5 million for New Mexico west of Rio Grande
– $25 million for California
• Strong anti-U.S. sentiment meant that Mexico
would not accept offer
• March 1846 Taylor crossed Nueces and war
begins
Mexican War – The Beginning
• The U.S. declared war on
Mexico in 1846, shortly after
annexing Texas.
M
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Gen. Zachary Taylor
* First battle of the war.
Gen. Santa Anna
Aftermath of Battle
• U.S. troops, under Gen. Winfield Scott, waiting
in Mexico City. A war defense became a war of
conquest
• If it was U.S. manifest destiny to conquer land,
were they also to conquer people?
• Three barriers to the “All Mexico” plan
– Northern liberals hated conquest
– Slavery question
– Racism – could the U.S. really incorporate all the 8
million Mexican and Indians?
Treaty of Guadalupe Hidalgo
• Annexed half of Mexico to the U.S. (San
Antonio)
• Created Rio Grande as international border
• U.S. Paid $15 million to Mexico for territory.
• 1848 irony. Mexicans hear of Gold Rush in
California and Treaty on same day
• In 1854 Gadsden Purchase solidifies southern
boundary and mineral deposits to U.S.
California
• Americans in California overthrew the Mexicans in 1846,
declaring the independent nation of the Bear Flag Republic.
• Soon afterwards, California joined the United States.
This flag, raised at Sonoma on June 14, 1846, was destroyed in
the 1906 Great Earthquake and Fire. The star imitated the lone
star of Texas. A grizzly bear represented the many bears seen in
the state. The Bear Flag was replaced by the American flag.
Treaty of Guadalupe Hidalgo – 1848 (Video)
• Mexico recognized
the Texas-Mexico
border as the
Rio Grande.
• Mexico ceded the
Mexican Cession to
the United States.
• Today, the Mexican
Cession are the states
of CA, NV, UT, and
parts of AZ, NM, CO,
and WY.
Gadsden Purchase
• The United States
The United States bought southern NM and AZ in
paid Mexico $15
1854 for $10 million – for minerals and to build a
railroad.
million.
An Ode to Mexico
Write an ode to Mexico
• Loss of land in US Mexican War
• Use specific details
• 8-12 lines
• 1st and last line must be the same