Why did western front matter to German’s strategy

The Western Front began to take shape in the autumn of 1914 after the German advance into northern France was halted at the Battle of the Marne.  Their objective was to prevent an enemy advance, secure supply lines and seize control of key ports and French industrial areas.

Explanation:

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:

a stronger central government  

its what they are