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Vietnam War

Definition

The Vietnam War was a long, costly armed conflict that pitted the communist regime of North Vietnam and its southern allies, known as the Viet Cong, against South Vietnam and its principal ally, the United States. It occurred from 1955 to 1975.

Related terms

Gulf of Tonkin Resolution: A resolution passed by Congress in 1964 giving President Lyndon B. Johnson broad powers to wage war in Southeast Asia after an alleged naval incident in the Gulf of Tonkin.

Tet Offensive: A massive surprise attack by the Vietcong on South Vietnamese towns and cities early in 1968 during Tet, Vietnamese New Year.

Vietnamization: U.S policy of withdrawing its troops and transferring the responsibility and direction of the war effort to the government of South Vietnam.

"Vietnam War" appears in:

Subjects (4)

  • AP US Government

  • AP US History

  • AP World History: Modern

  • Intro to Political Science

Study guides (2)

  • AP European History - 9.3 The Cold War

  • AP European History - 9.4 Two Super Powers Emerge

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About Us

About Fiveable

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Careers

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Terms of Use

Privacy Policy

CCPA Privacy Policy

Resources

Cram Mode

AP Score Calculators

Study Guides

Practice Quizzes

Glossary

Cram Events

Merch Shop

Crisis Text Line

Help Center

© 2024 Fiveable Inc. All rights reserved.

AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.