Answer:
The Declaration of Independence was the first formal statement by a nation's people asserting their right to choose their own government. ... The Congress formally adopted the Declaration of Independence—written largely by Jefferson—in Philadelphia on July 4, a date now celebrated as the birth of American independence. The four parts of the letter include The Preamble, The Declaration of National Rights, the list of Grievances, and the Resolution of Independence. The Preamble, tells why the Declaration of Independence was written, and explains why they must form a new nation.
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