The Fourth Amendment was introduced in Congress in 1789 by James Madison, along with the other amendments in the Bill of Rights, in response to Anti-Federalist objections to the new Constitution.

The Fourth Amendment is arguably one of the most important amendments in the U.S. Constitution. It protects citizens from unreasonable searches and seizures in areas that most would consider private, ...

The Fourth Amendment protects Americans from “unreasonable searches and seizures” by the government. But the Supreme Court's interpretation of “unreasonable” has varied over time.