Answer:
1. The common defense
2. the preservation of the public peace as well as against internal convulsions as external attacks
3. the regulation of commerce with other nations and between the States
4. the superintendence of our intercourse
Step-by-step explanation:
So, the main purpose was the common defense of the associates including the protection of Public peace against regional upheavals and outside attacks, management of trade and commerce on the domestic and international level, and the dealing of America's political and commercial intercourse with foreign countries.
The overall purpose of the Federalist Essays was to secure public assistance for the then proposed constitution and to demonstrate their service and to influence the opinion of the reader.