Section: American History: Colonial & Independence

87. Thomas Jefferson is famous for many things. Name one.

Official answer

  • Writer of the Declaration of Independence
  • Third president of the United States
  • Doubled the size of the United States (Louisiana Purchase)
  • First Secretary of State
  • Founded the University of Virginia
  • Writer of the Virginia Statute on Religious Freedom

Why

Jefferson wrote the Declaration, served as third President, and made the Louisiana Purchase.

Answers verified against USCIS materials. Last checked 2026-07-17.

Official source: USCIS — 128 Civics Questions and Answers (2025)