61
Lesson 61 of 84 · The Constitution
Unwritten Rules: Traditions and Norms
Landmark Supreme Court cases shaped American law: Brown v. Board (1954) ended school segregation; Miranda v. Arizona (1966) established the right to hear your rights upon arrest.
Key Facts
1
The U.S. has three branches of government.
2
The Constitution was written in 1787.
3
Checks and balances limit power.
Timeline
1791
The Bill of Rights is ratified
1803
The Louisiana Purchase doubles the size of the U.S.
1861
The Civil War begins
Check Your Understanding
Question 1
1 of 2How many branches does the U.S. government have?