Which constitutional amendment protects against unreasonable searches and seizures?

The protection against unreasonable searches and seizures is found in the Fourth Amendment. This amendment is a critical component of the Bill of Rights and specifically guards individuals against arbitrary government actions, ensuring a person's right to privacy. It establishes the necessity for law enforcement to have a warrant or probable cause before conducting searches of persons, homes, or belongings. This constitutional safeguard is fundamental to maintaining personal liberty and safeguarding against abuses of power by the government. The other amendments mentioned pertain to different rights: the First Amendment focuses on freedoms of speech, religion, and assembly; the Sixth Amendment addresses the rights related to criminal prosecutions, such as the right to a fair trial; and the Eighth Amendment deals with prohibitions against cruel and unusual punishment.