The governing document that sets forth a country's basic rules of government and politics is a

Constitution

Explanation:

According to my research on different Governing documents, I can say that based on the information provided within the question the document being defined in the question is called the Constitution. Like mentioned in the question a constitution is an document stating the fundamental principles or established precedents that constitute the legal basis of a government.

I hope this answered your question. If you have any more questions feel free to ask away at .

no statements but ok.

the statement that best describes the idea of manifest destiny that was used in the 19th century would be that "it was fate that the united states would continue to  expand westward," since people thought the us was "destined" to do so.