50 points!
imagine you are an adviser for a sitting us president.
you have just received word that three small boats appear to have attacked a us port. the president wants to retaliate, but you think more evidence is needed before us forces attack. what historical event could you reference to support your case best?
-north korean invasion of south korea
-gulf of tonkin incident
-attack on pearl harbor
-launching of sputnik
-firing of general macarthur

if you are talking about current time the answer is no

if you are talking about when the colonies were developing the answer is yes

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: