June 25, 1876 Virginia joined the union
Oregon joined the Union on Febuary 14, 1859
35 states
december 12,1787
The secession of 7 slave states (confederacy) resulted in the start of American Civil war in 1861. Virginia also joined the Confederacy but the Union government in Western Virginia separated from Virginia and a new state, West Virginia was considered which joined Union.
Estonia joined the European Union on May 1 2004.
August 21, 1959
West Virginia was originally part of the State of Virginia. After Virginia seceded and joined the Confederacy, West Virginia seceded from Virginia and joined the Union as a new State.
New York joined the union on July 26th, 1788.
West Virginia broke apart from the slave state Virginia and joined the Union, but for the most part all slave states were Confederate.
The state of West Virginia, composed of counties in Virginia which were opposed to its secession, joined the Union on June 20, 1863.
Once in 1796 and again in 1865.