On 11 November 1889 as the 42nd State.
Washington was the 42nd state that entered into the union.
In entered the Union on 11 November 1889.
on 10 December 1817
On 14 December 1819.
Maine was admitted into the Union on March 19, 1820 becoming the 23rd state to join the Union.
The state of Washington was admitted to the Union of the United States on November 11, 1889.
West Virginia is the state entered the Union during the Civil War. The exact date was on June 2, 1863.
Washington was admitted into the Union on November 11, 1889 becoming the 42nd state to join the Union.
On 11 November 1889.
November 11th 1889
1790
Washington state joined the Union on November 11, 1889, becoming the 42nd state to do so. The first state was Delaware.