20 is an essay by James Madison, the twentieth of The Federalist Papers.

20 addresses the failures of the Articles of Confederation to satisfactorily govern the United States; it is the last of six essays on this topic.

It is titled "The Same Subject Continued: The Insufficiency of the Present Confederation to Preserve the Union".

Parallels are drawn with the Dutch Republic system of Stadholdership.

This article on The Federalist Papers is a stub.