The original Constitution signed on September 17th and ratified June 21,
1788 is only five pages long. Was written in the same Pennsylvania State House where the Declaration of Independence was signed Was prepared in secret Two of America’s “founding fathers” didn’t sign the Constitution Of the written national constitutions, the U.S. Constitution is the oldest and shortest. At 81, Benjamin Franklin of Pennsylvania was the oldest delegate at the Constitutional Convention and at 26, Jonathon Dayton of New Jersey was the youngest.