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AP US History
Unit 9 – Entering Into the 21st Century, 1980–Present
Topic 9.6
What event is considered to have triggered the "War on Terror" in the 21st Century?
The Gulf War
President Bush's State of the Union address in January, 2002
The invasion of Afghanistan
The terrorist attacks on September 11, 2001
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AP US History - 9.6 Challenges of the 21st Century
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War on Terror
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About Us
About Fiveable
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Careers
Testimonials
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Terms of Use
Privacy Policy
CCPA Privacy Policy
Resources
Cram Mode
AP Score Calculators
Study Guides
Practice Quizzes
Glossary
Crisis Text Line
Request a Feature
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© 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.
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