What is the state that had the biggest influence over the writing of the Constitution?

Pennsylvania had the biggest influence over the writing of the Constitution, primarily due to its pivotal role in the Constitutional Convention held in Philadelphia in 1787. The state was home to many key figures, including Benjamin Franklin and James Wilson, who contributed significantly to the debates and drafting process. Additionally, Pennsylvania's diverse population and political climate provided a practical model for addressing issues of representation and governance that were crucial to the Constitution's development.