What is the most important part of the Declaration of Independence and Why?

The most important part of the Declaration of Independence is the part that proclaims the United States’ independence from Great Britain. This section emphasizes the idea that people have a natural right to revolt and form their own government in the face of tyranny and injustice. This declaration helped to lay the foundation for the United States of America as an independent nation, which is why it is considered one of the most important documents in American history.