Which document guarantees citizens of the United States fair trials?

A.

Judiciary Act of 1789

B.

Declaration of Independence

C.

Article I of the U. S. Constitution

D.

Bill of Rights

The Bill of Rights guarantees American Citizens of the United States the right to fair trials. The fifth amendment grants Americans the right to due process. This amendment is called the due process clause. Also Americans' rights to due process are protected within the fourteenth amendment as well.