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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:

the effects of the french revolution had a major impact on france and europe, which influenced and transformed these countries. about.com explains that the effects of the french revolution resulted in an established democratic institution, elections, constitutions and a modern government. these effects changed laws and the hierarchy of power.

according to about.com, the long-term effects of the french revolution were profound on humanity and society. the effects of the french revolution secured political and economic gains for the lower class. the french revolution shaped politics, religion and beliefs. it developed liberalism and eliminated traditional laws. the effects included counter-reaction tactics, which defeated napoleon and produced totalitarianism ideals.