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 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 to the United States Constitution prohibits the federal government from conducting unreasonable searches and seizures. The Fourth Amendment protects against unreasonable searches and seizures. It requires a warrant, based on probable cause, for searches. 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. In this session, students will examine the historical context and the drafting of the Fourth Amendment. 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.