The Fourth Amendment requires a warrant premised upon probable cause in order to seize someone or search their person or home. It is well-settled that the fourth amendment allows for warrantless arrests outside the home as long as the police have probable cause to arrest the suspect.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 to the US Constitution protects against unreasonable governmental searches. The Fourth Amendment of the U.S. Constitution protects people from random and arbitrary stops and searches. Amendment protects adults from unreasonable search and seizure. The Fourth Amendment to the U.S. Constitution protects every American from illegal searches and seizures. (T)he Fourth Amendment protects people, not places. Meaning in a particular context.