AP Human Geography · Unit 4: Political Patterns & Processes
4.10 Political Processes
Redistricting and Gerrymandering
Redistricting is the redrawing of electoral district boundaries after population changes (often after a census). Gerrymandering manipulates these boundaries to benefit a party or group, using tactics like "packing" (concentrating opposition voters into one district) and "cracking" (spreading them thinly across many districts) to dilute or waste their voting power.
Malapportionment and Redistricting Bodies
Malapportionment occurs when districts have unequal populations, giving some votes more weight than others; the "one person, one vote" principle requires roughly equal district populations. In the U.S., redistricting is usually done by state legislatures, though some states use independent commissions to reduce partisan bias.
Impacts on Political Representation
Political processes like gerrymandering shape representation, election outcomes, and minority voting power. Techniques such as packing and cracking can create "safe seats" for incumbents, reduce competitive elections, and skew government responsiveness away from actual population preferences.
Key terms
- Redistricting
- The process of redrawing electoral district boundaries, typically after a census.
- Gerrymandering
- Manipulating district boundaries to benefit a specific party or group.
- Packing
- A gerrymandering tactic that concentrates opposition voters into one district to limit their influence elsewhere.
- Cracking
- A gerrymandering tactic that spreads opposition voters across many districts to dilute their voting power.
- Malapportionment
- When electoral districts have unequal populations, giving some votes more weight than others.
Try an AP-style question
A federal state…
- concentrates all power in the capital
- is always ruled by a monarch
- has no regional or local governments
- splits power between national and regional levels
Show the answer
D. E.g., U.S.
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