The Fourth Amendment, however, is not a guarantee against all searches and seizures, but only those that are deemed unreasonable under the law. The Fourth Amendment to the United States Constitution protects people from unreasonable searches and seizures.Fourth Amendment Explained. The Fourth Amendment protects persons from unreasonable searches and seizures, including arrests, in the absence of probable cause. Any violation of your Fourth Amendment search and seizure rights could result in complete dismissal of all charges against you. The Fourth Amendment generally requires police to obtain a warrant before conducting a search. Seizures, shall not be violated. The Fourth Amendment to the U.S. Constitution guarantees all citizens the right to be protected from an illegal search and seizure of their property. Search and Seizure: The 4th Amendment protects individuals from unreasonable searches and seizures. One cornerstone of these rights is the Fourth Amendment to the U.S. Constitution, which establishes the framework for search and seizure procedures.