Manifest DestinyManifest Destiny

1830-18501830-1850““Our Our manifest destinymanifest destiny is to overspread the is to overspread the continent allotted by Providence for the free continent allotted by Providence for the free

development of our yearly multiplying development of our yearly multiplying millions.” – John O’Sullivanmillions.” – John O’Sullivan 1845 1845

Politics of Manifest DestinyPolitics of Manifest Destiny

• Monroe DoctrineMonroe Doctrine

• Failure of Tyler PresidencyFailure of Tyler Presidency

• Election of 1844- Polk’s Expansionist Election of 1844- Polk’s Expansionist Platform vs. Clay’s IndecisionPlatform vs. Clay’s Indecision

• Polk’s victory- “Mandate for Manifest Polk’s victory- “Mandate for Manifest Destiny”Destiny”

Texas Revolution 1836 Texas Revolution 1836

• Mexico invites in American SettlersMexico invites in American Settlers

• Americans disagree with Santa Anna Americans disagree with Santa Anna

• ““Remember the Alamo”Remember the Alamo”

• Battle of San JacintoBattle of San Jacinto

• Republic of TexasRepublic of Texas

Oregon territoryOregon territory

• Farm land, furs, and timberFarm land, furs, and timber

• American and British settlementAmerican and British settlement

• Polk and Democrats- “54 40’ or Polk and Democrats- “54 40’ or Fight” Fight”

• ““All of Oregon or None”All of Oregon or None”

Mexican American War Mexican American War 18461846

CausesCauses

• Annexation of Texas 1845Annexation of Texas 1845

• Dispute over Texas BorderDispute over Texas Border

• America coveted CaliforniaAmerica coveted California

• Mexico Invades?Mexico Invades?

Mexican American WarMexican American War

Voice of DissentVoice of Dissent

• Abraham Lincoln’s “Spot of American Abraham Lincoln’s “Spot of American Blood”Blood”

• Whig Detractors Whig Detractors

• Abolitionists afraid of slave expansionAbolitionists afraid of slave expansion

• Henry David Thoreau’s Henry David Thoreau’s Civil Civil DisobedienceDisobedience

Mexican American WarMexican American War

BattlesBattles

• Taylor becomes war Taylor becomes war herohero

• Fremont and Kearney Fremont and Kearney victorious out Westvictorious out West

• Scott victorious at Vera Scott victorious at Vera Cruz and Mexico CityCruz and Mexico City

• Nearly 13,000 Nearly 13,000 American causalities American causalities mostly due to illnessmostly due to illness

Mexican American War 1846-Mexican American War 1846-18481848

ResultsResults

• Treaty of Guadalupe HidalgoTreaty of Guadalupe Hidalgo

• America gains NM, AZ, CO, UT, NV, America gains NM, AZ, CO, UT, NV, and CAand CA

• Native American territorial claims Native American territorial claims ignoredignored

• Renewal of North / South Conflict- Renewal of North / South Conflict- Slavery and Expansion Slavery and Expansion

Conflict with Great BritainConflict with Great Britain

• Canadian Border Canadian Border ConflictsConflicts

• Dispute over MaineDispute over Maine

• ““Lumberjack War” Lumberjack War” >>

• Dispute over Dispute over Oregon TerritoryOregon Territory

• British interest in British interest in TX and CATX and CA