I believe it is the Mayflower Compact written in 1620 because the compact basically established the structure of the first governments enforced onto the colonies where the colonists agreed to choose their own leaders for their governments
They are a positive demonstration of how to treat your elders w respect. The unproven yet popularly believed invention of karate was a very positive social influence, as it not only teaches a sport, but manners, etiquette, self esteem, respect for others, & many more qualities I feel are important socially. They have produced many great musicians who have contributed to classical music.
Concerning this era, there are several themes which we learn in the American Indian literature. Among these we have the Indian ceremonial chants and oratory, the influence of christianity, ethnicity and racism.
The federal government has taken a larger role so that makes the answer true
"We the People of the United States, in Order to form a more perfect Union, establish Justice, insure domestic Tranquility, provide for the common defence, promote the general Welfare, and secure the Blessings of Liberty to ourselves and our Posterity, do ordain and establish this Constitution<span> for the United States of America.</span>