Which of the following WAS NOT a characteristic of maintaining an empire? Central Government with Common Laws

Standardized weights and measures

Standardized system of farming

Standardized language

Trench warfare began after germany failed in its initial plan to seize france and bring a quick end to the war. negotiate a temporary truce with the allied forces. attack the allies by sea with its powerful navy. storm across the eastern front to attack russia.

Why did china build the great wall of china?

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