The Federalist Papers were written in an attempt to get the New York citizens to ratify the United States Constitution in 1787. They were originally published using a pen name, "Publius," before being published in 1818 with the author's real names, which were James Madison, John Jay and Alexander Hamilton.
The papers were made up of 85 essays. When reviewing the U.S. Constitution, The Federalist Papers help readers to understand how the constitution was meant to be interpreted and where its ideas come from. The Federalist Papers are an important resource and one of the most important pieces related to the formation of the U.S.