The Origins of the Necessary and Proper Clause

The Necessary and Proper Clause is one of the most important parts of the U.S. Constitution. Today this short thirty-nine word paragraph is cited as the legal foundation for much of the modern federal government. Yet constitutional scholars have pronounced its origins and original meaning a mystery. Through three independent lines of research, the authors trace the lineage of the Necessary and Proper Clause to the everyday law of the Founding Era – the same law that American founders such a...