United States v. Harris is a United States Supreme Court case that was decided in 1883. The case involved a dispute between the United States and a group of African-American men who had been arrested and charged with violating the Enforcement Act of 1870. The Act was designed to protect the civil rights of African-Americans, and the men argued that their arrests were unconstitutional. The Supreme Court ultimately ruled in favor of the United States, finding that the arrests were constitutional. The Court held that the Enforcement Act was a valid exercise of Congress’s power to protect the civil rights of African-Americans, and that the arrests were a reasonable means of enforcing the Act. The Court also held that the arrests did not violate the Fourth Amendment, as the men had not been deprived of their liberty without due process of law. In conclusion, the Supreme Court held that the arrests of the African-American men were constitutional, and that the Enforcement Act of 1870 was a valid exercise of Congress’s power to protect the civil rights of African-Americans.

In United States v. Harris, the Supreme Court was asked to decide whether a federal statute that criminalized depriving citizens of their civil rights could be applied in cases where state laws had already been violated. The majority opinion held that it could not, as Congress did not intend for the law to apply in such circumstances. Justice Field dissented from this decision and argued that Congress intended for the law to have broad application and should be interpreted accordingly. He reasoned that if Congress wanted to limit its scope they would have done so explicitly rather than leaving it open-ended as written. Furthermore, he noted how allowing states' laws alone to protect citizens' civil rights would lead to unequal protection under the law since different states may have varying levels of protections or none at all depending on local politics or customs. As such, Justice Field concluded by arguing against limiting the scope of federal legislation meant specifically for protecting citizens’ civil rights and instead advocated interpreting it broadly so as not leave any citizen unprotected due solely based on geography or other arbitrary factors beyond their control