The right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated. Read on to find out how this critical law can make a difference in your criminal case.The Fourth Amendment's rule against unreasonable search and seizures means that police may not search you or your property unless one of the following is true:. The Fourth Amendment of the U.S. Constitution protects Americans from random and arbitrary stops and searches. The 4th Amendment of the U.S. Constitution prevents the government from conducting unreasonable searches. It protects the American people from unreasonable searches and seizures. Amendments to the Constitution of the United States,. The Fourth Amendment to the United States Constitution prohibits the federal government from conducting unreasonable searches and seizures. This FOURTH AMENDMENT TO GRANT AGREEMENT is entered into this 6th day of. An amendment to the U.S. Constitution may be submitted to the states for ratification in two manners: two-thirds of state legislatures (34 out of 50) may.