AMSCO AP United States History Exam 2026 (APUSH) – Period 7 Practice Test with Free APUSH Practice Questions and Study Guide

The correct answer is the 18th Amendment, as it specifically set the framework for the prohibition of alcohol in the United States. The Volstead Act was enacted to provide for the enforcement of the 18th Amendment and defined alcoholic beverages and the legal terms surrounding prohibition. This legislative act was crucial in detailing how the ban on alcohol would be implemented, establishing rules and regulations regarding production and distribution.

To fully understand the context, the 16th Amendment established the federal income tax, which has no direct connection to alcohol regulation. The 17th Amendment modified how U.S. senators were elected, transitioning to direct popular election, and also does not relate to alcohol laws. The 19th Amendment granted women the right to vote and likewise does not pertain to the prohibition of alcohol. Therefore, the Volstead Act's association with the 18th Amendment directly links it to the prohibition movement that characterized the early 20th century in the United States.