What impact did Shiloh have on the armies and their desire to fight?

It had very little, since there were three other campaigns that year.
They became somewhat tentative because of high casualties.
They became tentative because the commanders were not aggressive.
It encouraged both sides to fight harder.

They became somewhat tentative because of high casualties.

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:

um how much