What were the drawbacks of believing in manifest destiny?

1. It brought about war and conflict.

2. It was a time of slavery.

3. It led to the death and suffering of many people, particularly, the Indians.

4. It used the name of God or the Divine Providence to manipulate other people.

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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: