The Declaration of Independence was written to claim independence from Britain, so the colonies could be in charge o themselves. The Constitution was written to establish it as a country.
England
The document said that we were a country and we were free of Great Britain's rule.
Australia did not acquire its independence from the US. The US has never had any claim to any part of Australia. Both countries were initially colonised by Britain, and each, in turn, acquired its independence from Britain.
Great Britain.
France
in 1772 in the independence decide to make USA a country.
No, the issue was Cuba and Cuban Independence,
the fourth of july
France
The Declaration of Independence separated the 13 colonies from England and made the US a country.
The US declared independence from England on July 4th, 1776.