---
title: "Seventeenth Amendment (1913) — AP Gov Definition & Exam Guide"
description: "The Seventeenth Amendment (1913) made U.S. senators directly elected by voters instead of chosen by state legislatures, a Progressive Era win for democratization."
canonical: "https://fiveable.me/ap-gov/key-terms/seventeenth-amendment-1913"
type: "key-term"
subject: "AP US Government"
unit: "Unit 3"
---

# Seventeenth Amendment (1913) — AP Gov Definition & Exam Guide

## Definition

The Seventeenth Amendment (1913) changed how U.S. senators are chosen, shifting selection from state legislatures (the original Article I plan) to direct popular election, expanding democratic participation and weakening state-legislative control over the Senate.

## What It Is

The Seventeenth Amendment, ratified in 1913, says the people of each state, not the state legislature, elect that state's two U.S. senators. Under the original [Constitution](/ap-gov/key-terms/constitution "fv-autolink"), Article I gave state legislatures the job of picking senators. The Framers designed it that way on purpose, so states would have a direct voice inside the national government. The Seventeenth Amendment cut that cord and handed the choice to voters.

This was a signature Progressive Era reform. By the early 1900s, Senate selection by legislatures had a reputation for backroom deals, deadlocks, and corruption, with party machines and wealthy interests buying [influence](/ap-gov/unit-5 "fv-autolink"). Direct election was the fix. The amendment matters for [AP Gov](/ap-gov "fv-autolink") on two levels. First, it's a clean example of the formal amendment process actually changing the structure of government. Second, it shifted federalism itself, because senators now answer to voters and interest groups in statewide elections rather than to their state government.

## Why It Matters

In the CED, this term sits in Topic 3.6 (Amendments) in [Unit 3](/ap-gov/unit-3 "fv-autolink"), where the course examines how amendments reshape the relationship between individuals and government. Most of Topic 3.6 focuses on rights-balancing questions under LO 3.6.A (like [Eighth Amendment](/ap-gov/key-terms/eighth-amendment "fv-autolink") and Fourth Amendment debates), but the Seventeenth Amendment is the structural side of the same story. Amendments don't just protect liberties, they can rewire the machinery of democracy itself. The Seventeenth is one of the go-to examples of democratization through formal amendment, alongside the Fifteenth and Nineteenth. It also feeds two big AP Gov themes you'll see all over the exam: the tension between the Framers' design (insulated, state-selected senators) and popular sovereignty, and the evolving balance of power in federalism.

## Connections

### [Nineteenth Amendment (Unit 3)](/ap-gov/key-terms/nineteenth-amendment)

The Seventeenth (1913) and Nineteenth (1920) are the twin Progressive Era democratization [amendments](/ap-gov/unit-3/bill-rights/study-guide/8ACJ8vcRoyV1USjaahKe "fv-autolink"). One expanded WHO votes (women's suffrage), the other expanded WHAT they vote for (senators). Together they're your best evidence that the formal amendment process is how Americans widened participation.

### [Fifteenth Amendment (Unit 3)](/ap-gov/key-terms/fifteenth-amendment)

The Fifteenth (1870) banned racial discrimination in voting, and the Seventeenth later put a major federal office directly on the ballot. Knowing the suffrage-and-elections amendments as a set (15th, 17th, 19th, 24th, 26th) makes MCQ pattern-matching much faster.

### Federalism and the Framers' Senate design (Unit 1)

The original Senate was the states' seat at the federal table, since state legislatures literally hired the senators. The Seventeenth Amendment removed that institutional check, which is why it shows up in arguments about how [federalism](/ap-gov/unit-1/relationship-between-states-federal-government/study-guide/kp9bW6CAUn0T0GiGqDUO "fv-autolink") has tilted toward the national government over time.

### Congress and senatorial elections (Unit 2)

Once senators faced statewide popular elections, their incentives changed. They now campaign to voters, raise money, and respond to interest groups like House members do, just with six-year terms and a whole state as the constituency.

## On the AP Exam

No released FRQ has hinged on the Seventeenth Amendment by name, but it's classic multiple-choice material. Expect stems asking what the amendment changed (direct election of senators), what it replaced (selection by state legislatures under Article I), or which era and motive produced it (Progressive Era anti-corruption and democratization). It's also a strong piece of evidence for an Argument Essay on democratization, federalism, or whether the Constitution's amendment process lets the government adapt over time. The move you need to make is precise. Don't just say 'it made elections more democratic.' Say it transferred Senate selection from state legislatures to voters, and explain the consequence, which is less state-government leverage in Washington and more direct popular accountability.

## Seventeenth Amendment (1913) vs Nineteenth Amendment

Both are Progressive Era amendments from the 1910s, so they blur together. The Seventeenth (1913) changed HOW senators are chosen (direct popular election instead of state legislatures). The Nineteenth (1920) changed WHO can vote (extending suffrage to women). One reforms an institution, the other expands the electorate. If the question is about the Senate or federalism, it's the 17th; if it's about suffrage, it's the 19th.

## Key Takeaways

- The Seventeenth Amendment, ratified in 1913, requires U.S. senators to be elected directly by the voters of each state.
- It replaced the original Article I system, in which state legislatures chose senators, which the Framers intended as the states' voice in the national government.
- It was a Progressive Era reform aimed at corruption, deadlocked legislatures, and party-machine influence over Senate seats.
- By removing state legislatures from the process, it weakened a structural check states had on the federal government, shifting the balance of federalism.
- On the exam, pair it with the Fifteenth and Nineteenth Amendments as evidence that the formal amendment process expanded democratic participation over time.

## FAQs

### What did the Seventeenth Amendment do?

Ratified in 1913, it established direct popular election of U.S. senators. Before that, Article I of [the Constitution](/ap-gov/key-terms/the-constitution "fv-autolink") had state legislatures choose each state's two senators.

### Why were senators originally chosen by state legislatures?

The Framers wanted the Senate to represent state governments and act as a more insulated, deliberative chamber, a check on direct popular passion. The Seventeenth Amendment deliberately undid that design in favor of popular sovereignty.

### Did the Seventeenth Amendment change who can vote?

No. It changed what voters elect (senators), not who is eligible to vote. Suffrage expansions came through other amendments, like the Fifteenth (race), Nineteenth (sex), and Twenty-Sixth (age 18).

### How is the Seventeenth Amendment different from the Nineteenth Amendment?

The Seventeenth (1913) made Senate elections direct and popular, an institutional reform. The Nineteenth (1920) guaranteed women the right to vote, a suffrage expansion. Both are Progressive Era democratization amendments, but they answer different exam questions.

### How does the Seventeenth Amendment relate to federalism on the AP Gov exam?

It removed state legislatures' direct pipeline into the federal government, since senators no longer owed their seats to state governments. That makes it a standard example of constitutional change shifting power away from the states, useful evidence in a federalism Argument Essay.

## Related Study Guides

- [3.6 Amendments: Balancing Individual Freedom with Public Order and Safety](/ap-gov/unit-3/amendments-balancing-individual-freedom-with-public-order-safety/study-guide/WYgvYdKXvwZ7Ygu6rWXk)

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