I need help on this please!

19. South.

20. South

Explanation:

The South´s Confederates were against the states' rights philosophy because it meant that the Northern states had the right not to support slavery. That´s why the South states seceded.

At the same time, the Confederacy´s strategy during the Civil War was to develop a strong defense to outlive the North´s capacity to endure the war by showing that it was going to be a long and expensive fight.

hhebeueubevcje. he. me. e beben

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: