The case of Wingard v. United States in 1890 revolved around the issue of taxation and property rights. The plaintiff, Wingard, was a landowner who had purchased several parcels of land that were previously owned by Native Americans. These lands were sold to him under an act passed by Congress which stated that these properties would be exempt from taxes for a certain period after their sale. However, despite this provision, the local tax authorities levied taxes on these lands soon after they were bought by Wingard. Wingard contested this action and took his case to court arguing that it violated the terms set out in the Congressional Act under which he had purchased those lands. He claimed that as per this Act, his properties should have been exempted from any form of taxation for a specified duration post their purchase. However, upon reviewing the matter closely and considering all aspects involved therein including legal provisions related to property rights and taxation laws applicable at both federal and state levels; The Supreme Court ruled against Wingard's claim stating that while there may have been some ambiguity regarding interpretation of certain clauses within said Congressional Act - overall intent behind its enactment was clear i.e., ensuring fair treatment towards Native American communities during transition phase following dispossession off their ancestral territories hence such exemptions could not extend indefinitely or without reasonable limitations being imposed thereof.

The dissenting opinion in Wingard v. United States argued that the majority's decision to uphold a conviction based on evidence obtained through an allegedly illegal search and seizure was incorrect. The dissent contended that the Fourth Amendment rights of the defendant were violated when law enforcement officials conducted a warrantless search of his property, seizing items used as evidence against him at trial. They believed this constituted an unreasonable search and seizure, which is explicitly prohibited by the Constitution. Therefore, they held that any evidence obtained in such manner should be excluded from consideration during trial proceedings under what would later become known as "the exclusionary rule". This principle maintains that illegally or improperly gathered evidence cannot be used against a defendant in court to ensure fair trials and deter police misconduct.