Final answer:
The case Paul v. Virginia was not directly addressed in the reference materials, but overturning of cases typically arises from evolving legal interpretations and societal demands for equality and constitutional rights, as seen in similar historical contexts.
Step-by-step explanation:
The case Paul v. Virginia was not explicitly mentioned within the provided information, hence a direct account of why it was overturned is not provided. Nevertheless, we may infer that significant legal precedents, societal changes, and a drive for civil liberties and rights contributed to pivotal decisions being re-evaluated or overturned during the postwar era. For example, the case of Morgan v. the Commonwealth of Virginia in 1946 shows how the courts began to challenge and change longstanding legal rulings that violated constitutional principles, such as the interstate commerce clause. Similarly, activist movements and legal strategies evolved in response to controversial rulings, as seen through the organized efforts in Virginia and the political actions combatting the Alien and Sedition Acts. In the broader sense, cases like these illustrate the dynamic and evolving nature of legal interpretations in response to shifting societal values and increased demands for equality and constitutional consistency.