Federalist No. 2 is an essay written by John Jay, the second of The Federalist Papers, a series of 85 essays arguing for the ratification of the United States Constitution. These essays, written by Jay, Alexander Hamilton, and James Madison, were published under the pseudonym "Publius". Federalist No. 2, titled "Concerning Dangers From Foreign Force and Influence", was published on October 31, 1787, as the first of five essays written by Jay where he addresses the advantages of a unified government over separate sovereignties. He discusses how an undivided country enforces laws with more efficiency, resolves conflicts, and gives better protection from foreign influences.