Downes v. Bidwell, 182 U.S. 244 (1901), among others.
The Insular Cases represent a seminal series of decisions by the United States Supreme Court dealing with the status and constitutional rights of U.S. territories acquired at the end of the Spanish-American War in 1898.
Do constitutional provisions automatically apply in full to territories acquired by the United States, thereby giving inhabitants the same rights as U.S. citizens residing in states?
The Insular Cases established the rule of territorial incorporation, which holds that fundamental constitutional rights are extended to all U.S. territories, but other constitutional provisions apply only as determined by Congress.
The Supreme Court held that the Constitution does not fully apply to U.S. territories; instead, Congress has the authority to determine the full extent of rights extended to these territories.
The Insular Cases have profoundly impacted the legal and political landscape for U.S. territories, including how inhabitants of those territories are treated under U.S. law. This doctrine of incorporation vs. unincorporation has served as the basis for territorial governance and citizens' rights in areas such as taxation, education, and employment. Law students studying these cases gain insights into constitutional interpretation and the significant interplay between domestic laws and foreign policy.