Some countries have chosen to retain their own currencies. Other countries do not yet meet the various economic criteria to join it. Some of these countries may choose to join it in the future.
United kingdom and Sweden
Pursuing stable economic policies
Texas joined the union of states that comprise the United States. Texas was admitted into the Union on December 29, 1845 becoming the 28th state to join the Union.
Arizona was the last southwestern state to join the Union.
Delaware was the first state to join the United States.
No it cause states to secide
There were fifty states in the union of the United States of America in 2005. The last state to join the union was Hawaii in 1959.
The Border States were a key part of the US Civil War. They were slave states that did not join the Confederacy, it was important for the Union to prevent that they did not secede and join the South.
Arizona was the last southwestern state to join the union. Arizona was admitted into the Union on February 14, 1912 becoming the 48th state to join the Union.
To gain economic benefits
48