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After President Harrison's death, Vice President John Tyler carried on the strong Whig policies of leaders like Clay and Webster.


By the 1840s, the bitter memories of two Anglo-American wars had disappeared, putting an end to major British-American conflicts.


The "Aroostook War" over the Maine boundary was settled by a territorial compromise in the Webster-Ashburton Treaty.


A primary motive driving Americans to annex Texas was fear that the Lone Star Republic would become an ally or protectorate of Britain.


Because the two-thirds vote necessary for a treaty of annexation could not be obtained in the Senate, Texas was annexed by a simple majority resolution of both houses of Congress.


In the dispute with Britain over Oregon, the United States repeatedly demanded control of the whole territory as far north as "fifty-four forty."


In the election of 1844, Clay lost to Polk partly because he tried to straddle the Texas annexation issue and thus lost antislavery support.


Polk's victory in 1844 was interpreted as a mandate for Manifest Destiny and led directly to the annexation of Texas and a favorable settlement of the Oregon dispute.


The Polk administration aimed to seize California by force and made no effort at peaceful purchase of the territory.


The immediate cause of the Mexican War was an attempt by Mexico to reconquer Texas.


Polk's primary objective in fighting the Mexican War was to obtain California.


The overwhelming American military victory over Mexico led some Americans to call for the United States to take over all of Mexico.


The Treaty of Guadalupe Hidalgo gave the United States a small slice of present-day southern New Mexico and Arizona.


The outcome of the Mexican War became a source of continuing bad feeling between the United States and much of Latin America.


The Wilmot Proviso prohibiting slavery in territory acquired from Mexico helped shove the slavery issue out of sight.


The conflict between President Tyler and Whig leaders like Henry Clay took place over issues of

banking and tariff policy.

Among the major sources of the tension between Britain and the United States in the 1840s was

American involvement in Canadian rebellions and border disputes.

The "Aroostook War" involved

a battle between British and American sailors over impressment.

During the early 1840s, Texas maintained its independence by

establishing friendly relations with Britain and other European powers.

Which of the following was not among the reasons why Britain strongly supported an independent Texas?

Britain was interested in eventually incorporating Texas into the British empire.

Texas was finally admitted to the Union in 1844 as a result of

President Tyler's interpretation of the election of 1844 as a "mandate" to acquire Texas.

"Manifest Destiny" represented the widespread American belief that

God had destined the United States to expand across the whole North American continent.

Britain eventually lost out in the contest for the disputed Oregon territory because

the rapidly growing number of American settlers overwhelmed the small British population.

Henry Clay lost the election of 1844 to James Polk because

his attempt to straddle the Texas annexation issue lost him votes to the antislavery Liberty party in New York.

The final result of the British-American conflict over the Oregon country in 1844-1846 was

a compromise agreement on a border at the forty-ninth parallel.

The immediate cause of the Mexican War was

Mexican refusal to sell California and a dispute over the Texas boundary.

The phrase "spot resolutions" refers to

Congressman Abraham Lincoln's resolution demanding to know the exact spot of American soil where American blood had supposedly been shed.

The main American military campaign that finally captured Mexico City was commanded by

General Winfield Scott.

The Treaty of Guadalupe Hidalgo ending the Mexican War provided for

American acquisition of about half of Mexico and payment of several million dollars in compensation.

The major domestic consequence of the Mexican War was

a sharp revival of the issue of slavery.


Nation that strongly backed independence for Texas, hoping to turn it into an economic asset and antislavery bastion.

Conscience Whigs

Anti-slavery Whigs who opposed both the Texas annexation and the Mexican War on moral grounds.

Joint Resolutions

Act of both houses of Congress by which Texas was annexed.


Northern boundary of Oregon territory jointly occupied with Britain, advocated by Democratic party and others as the desired line of American expansion.

Oregon Trail

2,00 mile long pioneer trail that began in Missouri and crossed the great plains into the Oregon country.

Manifest Destiny

The belief that the United States was destined to stretch across the continent from the Atlantic Ocean to the Pacific Ocean.

Liberty Party

Small anti-slavery party that took enough votes from Henry Clay to cost him the election of 1844.

49th Parallel

line at which the Oregon Territory was drawn in 1846.


Rich Mexican province that Polk tried to buy and Mexico refused to sell.

Nunces River

River that Mexico claimed as the Texas-Mexico boundary, crossed by Taylor's troops in 1846.

Spot Resolution

Resolution offered by Congressman Abraham Lincoln demanding to know the precise location where Mexicans had allegedly shed American blood on the "America" soil.


Treaty which ended the Mexican War in 1848; Mexico gave up claims to Texas and accepted the Rio Grande River as the boundary between Mexico and U.S.; for $15 million Mexico ceded (handed over) CA and NM

Wilmot Proviso

Bill that would ban slavery in the territories acquired after the War with Mexico

John Tyler

Leader who was elected on the Whig ticket but spent most of his presidency in bitter feuds with his fellow Whigs. (O)

Henry Clay

Leader of Senate Whigs and unsuccessful presidential candidate against Polk in 1844. (C)

Aroostook War

Clash over the Maine-Canada boundary where a road was proposed to connect Halifax and Quebec. (H)

Daniel Webster

Leader of the Whig Party, negotiated an end to Maine boundary dispute in 1842. (E)


Independent nation that was the object of British, Mexican, and French scheming in the early 1840s. (J)


Northwestern territory in dispute between Britain and the United States, subject of "Manifest Destiny" rhetoric in 1844. (N)

James K. Polk

Dark-horse presidential winner in 1844 who effectively carried out ambitious expansionist campaign plans. (M)

John C. Fremont

Dashing explorer/adventurer who led the overthrow of Mexican rule in California after war broke out. (G)

Abraham Lincoln

Congressional author of the "spot resolutions" criticizing the Mexican War. (A)

Rio Grande

Claimed by United States as southern boundary of Texas. (F)

Zachary Taylor

American military hero who invaded northern Mexico from Texas in 1846-1847. (K)

Winfield Scott

"Old Fuss and Feathers", whose conquest of Mexico City brought U.S. victory in the Mexican War. (B)

Santa Anna

Mexican military leader who failed to stop humiliating American invasion of his country. (I)

Nicholas Trist

Long-winded American diplomat who negotiated the Treaty of Guadalupe Hidalgo. (D)

David Wilmot

Congressional author of resolution forbidding slavery in territory acquired from Mexico. (L)

Tyler's refusal to carry out his own Whig party's policies

Split the Whigs and caused the entire cabinet except Webster to resign. (E)

Strong American hostility to Britain

Sparked bitter feuds over Canadian rebels, the boundaries of Maine and Oregon, and other issues. (G)

British support for the Texas Republic

Increased American determination to annex Texas. (D)

Rapidly growing American settlement in Oregon

Strengthened American claims to the Columbia River country and made Britain more willing to compromise. (J)

The upsurge of Manifest Destiny in the 1840's

Created widespread popular support for Polk's expansionist policies on Texas, Oregon, and California. (I)

Clay's unsuccessful attempts to straddle the Texas issue

Turned antislavery voters to the Liberty party and helped elect the expansionist Polk. (H)

Polk's frustration at Mexico's refusal to sell California

Helped lead to a controversial confrontation with Mexico along the Texas border. (C)

The overwhelming American military victory over Mexico

Enabled the United States to take vast territories in the Treaty of Guadalupe Hidalgo. (B)

The rapid Senate ratification of the Treaty of Guadalupe Hidalgo

Thwarted a growing movement calling for the United States to annex all of Mexico. (A)

The Wilmot Proviso

Heated up the slavery controversy between North and South. (F)

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