Hawaii was the last state to be admitted to the United States.
Hawii & Alaska
Alaska and Hawaii were the last two states admitted into the union. Alaska was admitted into the Union on January 3, 1959 becoming the 49th state to join the Union. Hawaii was admitted into the Union on August 21, 1959 becoming the 50th state to join the union.
Arizona
Woodrow Wilson
Wisconsin, Iowa, Texas, and Florida were the last 4 states admitted into the union prior to 1850. Wisconsin was admitted into the Union on May 29, 1848 becoming the 30th state to join the Union. Iowa was admitted into the Union on December 28, 1846 becoming the 29th state to join the Union. Texas was admitted into the Union on December 29, 1845 becoming the 28th state to join the Union. Florida was admitted into the Union on March 3, 1845 becoming the 27th state to join the Union. California was admitted into the Union on September 9, 1850 becoming the 31st state to join the Union.
Arizona was admitted into the Union on February 14, 1912 becoming the 48th state to join the Union. The non-contiguous states of Alaska and Hawaii were the 49th and 50th states admitted into the union.
There were 26 states admitted to the union by January, 1837, the last being Michigan.
Hawaii was admitted into the Union on August 21, 1959 becoming the 50th state to join the union. Alaska was admitted into the Union on January 3, 1959 becoming the 49th state to join the Union.
Arizona and New Mexico are tied for last in the order of states admitted to the continental US ... the "lower 48". Both were admitted in 1912.
The United States Congress is the governmental body that grants new states admission to the Union. Hawaii is the last state to have been admitted to the Union.
Arizona and New Mexico were the last two southwestern states to join the union. Arizona was admitted into the Union on February 14, 1912 becoming the 48th state to join the Union. New Mexico was admitted into the Union on January 6, 1912 becoming the 47th state to join the union.