The first state to secede from the union in 1860 was north carolina south carolina mississippi texas

The first state to secede from the Union in 1860 was South Carolina.

Explanation:

South Carolina was the first state to separate from the Union, on December 20, 1860, after the election of Abraham Lincoln, to found the Confederate States of America. The Civil War began in South Carolina on April 12, 1861, when Confederate troops invaded Fort Sumter. After the end of the war, the state would be reinstated again in the Union, on June 25, 1868.

answer: the time zones used to be whatever the local authority wanted them to be. one town might have 6am whenever the sun came up and another town had 6am 10 minutes later.  

the trains had a hard time when their orders said to be at a certain point at 6am.  

6am, but who's 6am.  

the railroads got together and set the time zones more or less along the longitude lines across the country.

explanation: