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Study Guide: Political Science 101 POLS: American Government - Political Parties Democratic Republican Third Parties Realignment Dealignment Party Platforms
Source: https://www.fatskills.com/political-science/chapter/political-science-pols-american-government-political-parties-democratic-republican-third-parties-realignment-dealignment-party-platforms

Political Science 101 POLS: American Government - Political Parties Democratic Republican Third Parties Realignment Dealignment Party Platforms

By Fatskills Exam Guides Team — the exam nerds behind 28,500+ quizzes and 2.1M practice questions across 500+ global exams.

⏱️ ~5 min read

1. What This Is & Why It Matters

Political Parties: The Backbone of American Democracy

In the United States, political parties are the primary means by which citizens participate in the democratic process. They shape public policy, nominate candidates for office, and provide a framework for governance. Without understanding the role of political parties, it's impossible to explain why some policies succeed or fail, why certain politicians rise to power, or why the American system of government has endured for centuries.

Consider the 2020 presidential election, where the Democratic Party's platform emphasized issues like climate change, healthcare, and racial justice. The Republican Party, on the other hand, focused on issues like tax cuts, border security, and limited government. These party platforms influenced the policy debates and ultimately shaped the outcome of the election.

2. Essential Thinkers, Concepts & Models

  • *Duverger's Law*: A theory that predicts the number of parties in a country will be inversely proportional to the electoral system used. (Why it's still relevant: Duverger's Law helps explain the two-party system in the United States.)
  • *Realignment Theory*: A concept that describes the periodic shifts in party allegiance and voter behavior. (Why it's still relevant: Realignment Theory helps explain the rise of the Republican Party in the 1960s and 1970s.)
  • *Dealignment Theory*: A concept that describes the decline of party loyalty and the rise of independent voters. (Why it's still relevant: Dealignment Theory helps explain the increasing number of swing voters and the rise of third-party candidates.)
  • *Party Platforms*: A set of policy positions and principles that guide a party's actions and decisions. (Why it's still relevant: Party platforms shape public policy and influence the direction of the country.)
  • *Pluralism*: A theory that describes the distribution of power among various groups and interests in a society. (Why it's still relevant: Pluralism helps explain the role of interest groups and lobbies in shaping public policy.)
  • *Elitism*: A theory that describes the concentration of power in the hands of a small elite. (Why it's still relevant: Elitism helps explain the role of money and influence in politics.)
  • *The Two-Party System*: A system in which two parties dominate the political landscape. (Why it's still relevant: The Two-Party System is a defining feature of American politics.)
  • *The Spoiler Effect*: A phenomenon in which a third-party candidate siphons votes away from a major-party candidate, potentially altering the outcome of an election. (Why it's still relevant: The Spoiler Effect is a concern in elections where third-party candidates are viable.)
  • *The Pendulum Theory*: A concept that describes the periodic shifts in party control of government. (Why it's still relevant: The Pendulum Theory helps explain the alternating control of the White House and Congress between Democrats and Republicans.)

3. Step-by-Step 'Political Analysis'

  1. Gather Data: Collect information on party platforms, voter behavior, and election outcomes. Use sources like the Pew Research Center, Gallup, and the Federal Election Commission.
  2. Compare Cases: Analyze the role of parties in different countries or historical periods. Use case studies like the United Kingdom, Canada, or the 1960s civil rights movement.
  3. Test a Hypothesis: Develop a hypothesis about the relationship between parties and policy outcomes. Use statistical analysis or comparative case studies to test the hypothesis.
  4. Evaluate Evidence: Assess the strength of the evidence supporting your hypothesis. Consider factors like sample size, data quality, and alternative explanations.
  5. Draw Conclusions: Based on your analysis, draw conclusions about the role of parties in shaping public policy and governance.

4. Common Student Mistakes

  • Misconception: The Democratic Party is more liberal than the Republican Party.
  • The right view: While the Democratic Party has traditionally been associated with liberal policies, the Republican Party has also shifted to the right in recent years. Consider the 2016 Republican platform, which emphasized issues like tax cuts and limited government.
  • Misconception: The two-party system is a fixed feature of American politics.
  • The right view: The two-party system has evolved over time, with periods of realignment and dealignment. Consider the rise of the Republican Party in the 1960s and 1970s, or the increasing number of independent voters in recent years.
  • Misconception: Party platforms are irrelevant in modern politics.
  • The right view: Party platforms continue to shape public policy and influence the direction of the country. Consider the 2020 Democratic platform, which emphasized issues like climate change and healthcare.

5. Exam/Essay Tips

  • Multiple-Choice Questions: Be careful to distinguish between similar-sounding options. Use your knowledge of party platforms and voter behavior to eliminate incorrect answers.
  • Free-Response Questions: Use specific examples to illustrate your points. Consider the 2016 presidential election, where the Republican Party's platform emphasized issues like tax cuts and limited government.
  • Trap Distinctions: Be aware of common trap distinctions like pluralism vs. elitism or dual federalism vs. cooperative federalism.
  • Integrating the Topic into an Argumentative Essay: Use your knowledge of party platforms and voter behavior to support your argument. Consider the role of parties in shaping public policy and governance.

6. Quick Practice Scenario

Scenario: A third-party candidate wins a significant number of votes in a presidential election, potentially altering the outcome. Which constitutional principle is at stake?

Answer: The principle of one person, one vote. The third-party candidate's presence in the election could potentially dilute the votes of major-party candidates, violating the principle of one person, one vote.

7. Last-Minute Cram Sheet

  • Duverger's Law: Predicts the number of parties in a country will be inversely proportional to the electoral system used.
  • Realignment Theory: Describes the periodic shifts in party allegiance and voter behavior.
  • Dealignment Theory: Describes the decline of party loyalty and the rise of independent voters.
  • Party Platforms: A set of policy positions and principles that guide a party's actions and decisions.
  • Pluralism: Describes the distribution of power among various groups and interests in a society.
  • Elitism: Describes the concentration of power in the hands of a small elite.
  • The Two-Party System: A system in which two parties dominate the political landscape.
  • The Spoiler Effect: A phenomenon in which a third-party candidate siphons votes away from a major-party candidate.
  • The Pendulum Theory: Describes the periodic shifts in party control of government.
  • The Supreme Court case of Buckley v. Valeo (1976) established the constitutionality of campaign finance laws.

8. Further Study Resources

  • American Government: Stories of a Nation by David McKay and David Lebeaux
  • Khan Academy: AP U.S. Government and Politics
  • Crash Course: U.S. Government and Politics
  • The Pew Research Center: Politics and Policy