Texas was an independent nation (Republic of Texas) for 10 years before it joined the Union as the State of Texas.
Hawai'i was an independent nation (Kingdom of Hawai'i) for 103 years before it was annexed by the United States as the Territory of Hawaii. Hawaii was admitted to the Union as the Stat of Hawaii in 1959.
Lithuania did not become a member of any nation state in 2004. Lithuania is a nation. On the 1st of May in 2004 it joined the European Union. The European Union is an organisation that has countries as members. It is not a nation. All of its members are independent nations.
North Dakota joined the Union on November 2, 1889. It is the 39th state to join.
No State joined the Union in 1956.
No State joined the Union in 1880.
Washington became the 42nd US State.
Missouri joined the Union on 10 August 1821 as the 24th US State.
Indiana is the state that joined the union in 1816. The exact date that Indiana joined the union was on December 11th, 1816.
No state joined the union prior to 1787. Delaware was admitted into the Union on December 7, 1787 becoming the 1st state to join the union.
To gain a voice in the Nation's government.
No state joined the union in 1916. Arizona was admitted into the Union on February 14, 1912 becoming the 48th state to join the Union. Alaska was admitted into the Union on January 3, 1959 becoming the 49th state to join the Union.
No it joined the Union as the 15th US State.
Delaware was the first state to join the union in December 7, 1787!