Illinois was admitted as the 21st state into the Union.
It was the 21st state to be admitted.
Illinois was admitted to the Union on December 3, 1818 becoming the 21st state to join the union.
Illinois was admitted to the Union on December 3, 1818 becoming the 21st state to join the union.
Illinois was admitted in 12/03/1818 that's is when Illinois was born California was admitted September 9, 1850 :)
No. Illinois was admitted into the Union on December 3, 1818 becoming the 21st state to join the union.
Indiana became a U.S. state before Illinois became a U.S. state. Indiana was admitted to the Union on December 11, 1816 becoming the 19th state admitted to the Union. Illinois was admitted to the Union on December 3, 1818 becoming the 21st state to join the union.
Illinois was admitted to the Union on December 3, 1818 becoming the 21st state to join the union.
Illinois was admitted to the Union on December 3, 1818 becoming the 21st state to join the union.
Illinois was admitted to the Union on December 3, 1818 becoming the 21st state to join the union.
Illinois was admitted into the Union on December 3, 1818 becoming the 21st state to join the union.
Illinois was admitted to the Union on December 3, 1818 becoming the 21st state to join the union.