West Virginia.
Montana can vote to secede from the Union. However, similar to the Southern States attempts to secede during the Civil War, the Federal government would not allow it to occur.
The Union was considered the North and the Federal Government, or all the non border states, which did not secede from the "Union".
to break its contracts with the federal government.
Virginia now became west Virginia and Virginia
The southern states were willing to secede from the Union because they believed in states' rights and wanted to preserve the institution of slavery, which they felt was threatened by the federal government.
states rights and threat of invasion by federal gov't to southern states.
they threatened to leave the Union and secede from it
To withdraw membership from an alliance, federal union, political or religious organisation
West Virginia was formed from fifty counties in Virginia that refused to secede from the United States. Virginia seceded, but West Virginia became a new state and joined the Union.
Florida was one of the first states to secede from the Union.
California did not secede; it remained loyal to the union.