Why was the Consitution such an important document when it was created? Check all that apply. Responses To contain in one document all the legal issues of the United States. To contain in one document all the legal issues of the United States. To unify and consolidate the developing government in the United States. To unify and consolidate the developing government in the United States. Printed publications showed how the best thinkers supported adopting this document. Printed publications showed how the best thinkers supported adopting this document. To be consistent with the thought of federalists, Hamilton, Madison, and Jay.