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  Political Party: N/A
 Significant Event: policy of neutrality, Jay Treaty, Whiskey Rebellion
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  Political Party: Federalist Party
 Significant Event: XYZ Affair, kept U.S. out of war with France
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  Political Party: Democratic Republican Party
 Significant Event: Louisiana Purchase, Louis and Clark Expeditions
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  Political Party: Democratic Republican Party
 Significant Event: War of 1812
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  Political Party: Democratic Republican Party
 Significant Event: Monroe Doctrine
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  Political Party: Republican Party
 Significant Event: Dawes Plan
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  Political Party: Whig Party
 Significant Event: Completion of Erie Canal/Tariff of Abomination
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  Political Party: Democratic Party
 Significant Event: Signing of the Indian Removal Act, Peggy Eaton Affair
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  Political Party: Democratic Party
 Significant Event: Trail of Tears, Panic of 1837
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  Political Party: Whig Party
 Significant Event: First president to die in office
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  Political Party: Whig Party
 Significant Event: joint resolution to annex Texas was signed, Tariff bill
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  Political Party: Democratic Party
 Significant Event: acquisition of Oregon Territory, California, and New Mexico Territory
- 
  
  Political Party: Whig Party
 Significant event: California and New Mexico statehood attempts
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  Political Party: Whig Party
 Significant event: Compromise of 1850
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  Political Party: Democratic Party
 Significant event: Gadson Purchase, Kansas-Nebraska Act, Bleeding Kansas and John Brown
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  Political Party: Democratic Party
 Significant Event: Dred Scott Decision, South Carolina along with 10 states secede
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  Political Party: Republican Party
 Significant event: the Civil War
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  Political Party: Democratic Party
 Significant event: vetoes Freedman's Bureau + the Civil Rights Act, purchase of Alaska, 14th Amendment
- 
  
  Political Party: Republican Party
 Significant Events: 15th Amendment, Panic of 1873, Civil Rights act of 1875
- 
  
  Political Party: Republican Party
 Significant Event: Civil Service Reform
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  Political Party: Republican Party
 Significant Event: his death leads to Pendleton Act
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  Political Party: Republican Party
 Significant Event: Civil Service Reform Act/Pendleton Act
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  Political Party: National Democratic Party
 Significant event: Presidential Succession Act, Chinese Exclusion Act
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  Political Party: Republican Party
 Significant Event: McKinley Tariff, Sherman Antitrust Act
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  Political Party: Democratic Party
 Significant event: Pullman Railway strikes, Republic of Hawaii is recognized
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  Political Party: Republican Party
 Significant Event: Spanish-American-Cuban-Filipino War
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  Political Party: Republican Party
 Significant event: Roosevelt Corollary
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  Political Party: Republican Party
 Significant Event: 16th Amendment ratified
- 
  
  Political Party: Democratic Party
 Significant Event: World War I
- 
  
  Political Party: Republican Party
 Significant Event: Dawes Plan
- 
  
  Political Party: Republican Party
 Significant Event: Wall Street stock market Crash/the Great Depression
- 
  
  Political Party: Democratic Party
 Significant Event: World War II
- 
  
  Political Party: Democratic Party
 Significant Event: Korean War
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  Political Party: Republican
 Significant Event: the Civil Rights movement/Little Rock
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  Political Party: Democratic Party
 Significant Event: the Cold War
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  Political Party: Democratic Party
 Significant Event: Lyndon Johnson's Great Society, Vietnam War (Tonkin Gulf Resolution)
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  Political Party: Republican
 Significant Event: Watergate Scandal/26th amendment
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  Political Party: Republican Party
 Significant Event: Federal Elections Campaign Act of 1974
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  Political Party: Democratic Party
 Significant Event: The Camp David Accords
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  Political Party: Republican Party
 Significant Event: Intermediate-Range Nuclear Forces Treaty
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  Political Party: Republican Party
 Significant Event: Gulf War