South Carolina was the only one that seceded before the end of the Year. The others all seceded in the New Year 1861.
11 southern states left the union and formed a separate government.
South Carolina
South Carolina
ANSWER In January 1861, with exception of South Carolina which left the Union in December 1860
South Carolina seceded on that date.
No even during the 1860's it was a developing industrial powerhouse.
constitutional union party
1860
Constitutional union
The Democratic split was so severe during the 1860 elections that the party actually put two candidates up to run against each other in the presidential election. The candidates' names were Stephen Douglas and John Breckenridge.
The political party formed for the election of 1860 was the Constitutional Union party and their purpose was to preserve the Union.
1860 ? secede from union