Section: American Government: Principles★ 65/20
2. What is the supreme law of the land?
Official answer
- • (U.S.) Constitution
Why
The U.S. Constitution is the highest law of the United States; all other laws must agree with it.
Answers verified against USCIS materials. Last checked 2026-07-17.
Official source: USCIS — 128 Civics Questions and Answers (2025)