What was the most important job of the congress in 1777

The most important task for the congress in 1777 was the completion of the Articles of confederation and the perpertual union between the states.

The articles were under planning for a period of more than one year,and they were finally drafted and adopted by the congress in this year to serve as the governing body of the United States of America.

- "made the south's economy grow rapidly and a small effect that a lot of people don't know is that it made the more demand of slaves and cotton products. and also new states formed due to plantations growing in size."

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which time period is this? or is this story fictional, i'm going to need more info to answer this question