Is machine guns a styling of fight or participants or weapons for WWI

Historical evidence shows that there were machine guns used in the fighting here. Impact and Consequences of the Machine Gun. The main consequence of the machine gun in World War 1 is the death of nearly 2 million troops and the wounding of 4.2 million soldiers.

Explanation:

an economic reason that the south needed a reconstruction plan is that plantations, factories, and other businesses were destroyed during the war.