How did Columbus's retaliation against the Caribbean natives set a precedent for future treatment of Native Americans?

Precedent on the Star Wars wish that only some of the Native Americans could be punished
Precedent was establish that needs can only be treated unfairly
Precedent was establish that natives were there to be treated as harshly as Europeans chose to
President was establish that natives were to be respected and not brutalized

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:

thing is, i'm afraid, you can't.

the most you can do is log out and never log in again.

19th amendment granted women the right to vote. the 19th amendment guarantees all american women the right to vote.