The Foreign Intelligence Surveillance Act allowed [[wiretap]]ping and [[surveillance]] on "agents of a foreign power" who were not protected by the [[Fourth Amendment]]. After [[9/11]] surveillance authorities were expanded to include terrorist organizations and drug cartels, but provisions remained in place to protect American citizens and domestic political opponents who often were caught up in electronic surveillance due to advances in technology. | The Foreign Intelligence Surveillance Act allowed [[wiretap]]ping and [[surveillance]] on "agents of a foreign power" who were not protected by the [[Fourth Amendment]]. After [[9/11]] surveillance authorities were expanded to include terrorist organizations and drug cartels, but provisions remained in place to protect American citizens and domestic political opponents who often were caught up in electronic surveillance due to advances in technology. |