The preamble of the constitution establishes boundaries of jurisdiction. lays out the procedures by which the government will operate. sets out the structure of the government. states the broad objectives of the constitution.

States the broad objectives of the Constitution.

Explanation:

The Preamble of the United States Constitution is a brief paragraph that introduces the broad objectives and guiding principles of the highest law of the land. It states that it was established "to form a more perfect Union, establish Justice, insure domestic Tranquility, provide for the common defense, promote the general Welfare, and secure the Blessings of Liberty to ourselves and our Posterity".

i think it was because of how protected egyptian civilization was was which allowed them to evolve without much outside influence.