What was the importance of the allied trench barrier in france ?

The Western Front of World War I was opened in 1914 after the army of the German Empire invaded Belgium and Luxembourg, thereby gaining military control of important industrial areas in France. The advance of the Empire underwent a dramatic turn after the first Battle of the Marne, where the alliance between France and the United Kingdom won. Both sides - Allies and Central Powers - settled in a sinuous line of fortified trenches, stretching from the North Sea to the Swiss border with France. That line remained static for most of the war.

american political culture includes a plenty of focus views and preferences. not all westerns experience the same opinions, of course, but the large preponderance promises to these general ideas, including equality, justice, freedom, individualism, integrity, and difference.

the united states is a democratic republic. residents elect representatives to governmental, nation, and local administration; those deputies create the regulations that command u.s. community. although emptiness in u.s. law needs it, in usage, the administrative system is ruled by executive factions.

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.