Atreaty signed by the president of the united states must be approved by 2/3s of the senate before it can go into effect what principle of government does this reflect

this is true hope this

!

it's no easy i swear it's hard

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: