According to this case, the exclusionary rule is applicable to federal criminal proceedings.

Question

Quizplus · Accepted Answer

The exclusionary rule, which prevents the government from using most evidence gathered in violation of the United States Constitution, was first applied to federal criminal proceedings in the case of Weeks v. United States. This landmark decision established that illegally obtained evidence is inadmissible in court.

According to This Case, the Exclusionary Rule Is Applicable to Federal