Final answer:
The historic roots for foundational values of American constitutional government can be found in various countries, documents, and events that influenced the formation of the United States Constitution.
Step-by-step explanation:
The subject of this question is Social Studies. Specifically, the question is asking about the historic roots for the foundational values of American constitutional government. The United States Constitution is the primary document that outlines the structure and principles of the American government. It was influenced by various countries, documents, and events, such as the Magna Carta, the English Bill of Rights, and the Enlightenment period.
The Founding Fathers of the United States studied these resources to create a constitution that would establish a government with principles such as representative democracy, separation of powers, and individual rights. These values have their historic roots in the principles and ideas found in the documents and events that influenced the formation of the United States Constitution.