Connecticut was admitted into the Union on January 9, 1788 becoming the 5th state to join the Union.
The 50th state
US is not a state it is a country!
1998
Uh... Mexico is not a state. It is a country.
December 14th, 1819 it was admitted as the 22nd U.S state but it later left the Union to become a Confederate state
2015
Never. Chicago is not a state. Chicago is a city.
I personally don't know.
The date is November 16, 1907.
March 3, 1820.
Colorado became a state on august 1, 1876.
new york became a state in July 26,1788