Delaware
Delaware was the first state.
Delaware is called "The First State" because it was the first state to ratify the Constitution of the United States of America."
South Carolina
somewhere
No state. It was made in colonial America in 1776.
Illinois was the twenty-first US state. See the link below for others.
Missouri
New York
The first beam bridge was built in America
The first president of UNITED STATE was George Washington
Niagara Falls is the oldest state park in the United States of America. That means it is the first state park in the USA.