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Understanding Electoral Systems Worldwide

May 3, 2025

Electoral Systems and Rules - AP Comparative Government

Introduction

  • Every four years, the US holds a Presidential election.
  • AP Comparative Government requires understanding electoral systems and election rules across various countries.
  • Key vocabulary is essential to grasp these concepts.

Key Terms

Single-Member District

  • Electoral system where one officeholder is elected per district.
  • Known as single-winner voting or winner-takes-all.
  • Example: US Senators are elected from single-member districts.

Multi-Member District

  • More than one representative is elected per district.
  • Example: Two representatives with different vote percentages can both be elected.

Proportional Representation

  • Parties gain seats proportionate to votes received.
  • Seats are allocated based on the number of votes.

Quotas

  • Fixed minimum or maximum for certain groups.
  • Example: Reserved legislative seats for underrepresented groups.

First-Past-the-Post

  • Plurality voting system; candidate with most votes wins.
  • Typically used in single-member districts.

Electoral System

  • Set of rules for conducting elections and determining results.

Electoral Systems by Country

UK

  • House of Commons uses single-member district, first-past-the-post.
  • Example: Kent sends one member to parliament based on candidate with most votes.

Mexico

  • Congress of the Union: two chambers.
    • Chamber of Deputies: 300 members via single-member districts, 200 by proportional representation.
    • Chamber of Senators: 96 elected in three-seat constituencies, 32 by proportional representation.
    • Gender quotas increase female participation.

Nigeria

  • House of Representatives: Directly elected in single-member districts.
  • Senate: 3 members from each state, elected with first-past-the-post.

Russia

  • State Duma: Half elected from single-member districts, half via proportional representation (7% threshold).

China

  • National People's Congress: Members chosen indirectly through local and regional elections.

Iran

  • Majles: Elected in single and multi-member districts.
  • Guardian Council vets candidates.
  • Some seats reserved for non-Muslim minorities.

Observations

  • Topic 4.1 requires describing electoral systems and rules.
  • Most countries use single or multi-member districts for legislative branches.
  • Proportional representation requires multi-member districts and multiple parties.
  • Authoritarian systems often emphasize party control over electoral processes.

Additional Key Terms

Electoral System

  • Rules for elections and determining representatives.

First-Past-the-Post

  • Voting system where the candidate with most votes wins.

Guardian Council

  • Iran's powerful body that vets election candidates and legislation.

Majles

  • Iran's unicameral parliament playing a crucial political role.

National People's Congress

  • China's highest legislative body with law-making powers.

Quotas

  • Reserved seats for promoting diversity and representation.