The Fourth Amendment prohibits the United States government from conducting "unreasonable searches and seizures. The right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated.The Fourth Amendment protects us from unreasonable search and seizures of our person, our house, our papers, and our effects. The 4 th Amendment to the US Constitution guarantees freedom from unreasonable search and seizure. The right of the people to be secure in their persons houses papers and effects against unreasonable searches and seizures shall not be violated. Amendment Four to the Constitution was ratified on December 15, 1791. It protects the American people from unreasonable searches and seizures. But cracks in the Fourth Amendment have weakened our personal security. It also prevents unlawfully seized items from being used as evidence against them in criminal cases. Impeachment use of a Miranda violative confession allowed; Harris v.